Answer:
The given equation is of the form
p( x+ q)² + r = \(3((x+(-\frac{7}{6})^{2} +(-\frac{61}{12})\)
Step-by-step explanation:
Step(i):-
Given equation 3 x² - 7 x -1
= \(3(x^{2} -\frac{7}{3} x )-1\)
= \(3(x^{2} -2 X \frac{7}{3X2} +(\frac{7}{6} )^{2}-(\frac{7}{6} ^{2} )-1\)
= \(3(x^{2} -2 X \frac{7}{6} +(\frac{7}{6} )^{2}-(\frac{49}{36} )) -1\)
Step(ii):-
We know that formula
(a-b)² = a² - 2ab + b²
\(3x^{2} -7x-1 = 3((x-\frac{7}{6})^{2} -( 3X\frac{49}{36} )) -1\)
\(3x^{2} -7x-1 = 3((x-\frac{7}{6})^{2} -\frac{61}{12}\)
Final answer:-
The given equation is of the form
p( x+ q)² + r = \(3((x+(-\frac{7}{6})^{2} +(-\frac{61}{12})\)
two cars leave the same parking lot, with one heading north and the other heading east. after several minutes, the northbound car has traveled 3.1 kilometers, and the eastbound car has traveled 8.3 kilometers. measured in a straight line, how far apart are the two cars? if necessary, round to the nearest tenth.
The two cars are 10.5 kilometers apart, measured in a straight line.
This is calculated by taking the square root of the sum of the squares of the distances traveled by the two cars (3.1 km and 8.3 km). The square root of (3.1² + 8.3²) is 10.47, which can be rounded up to 10.5.
To calculate the distance between the two cars, we first need to calculate the sum of the squares of the distances traveled by the two cars (3.1 km and 8.3 km).
3.1² + 8.3² = 68.49
Next, we take the square root of this sum to get the distance between the two cars in a straight line:
√68.49 = 8.25
Finally, we round this number up to the nearest tenth, giving us the final answer of 10.5 kilometers.
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someone pls help me with question 5 PLEASE :(
Answer:
the third one
Step-by-step explanation:
the pattern is /5
3/5 and then
(3/5)/5 = 3/25
Can someone help me figure this out, i’ve been stuck on this question for an hour.
According to the given statement the function representing the points relation is f(x) = 32(3x - 1)
What are the different kinds of functions?An statement, rule, or law in mathematics that establishes the link between an independent variable and a predictor variables (the dependent variable). Equations may be found all around arithmetic, and they are essential for building physical connections in the sciences. A mappings between A and B will only be a function if every member in set A only has end and only 1 photo in set B. Where A & B even be two separate sets.
Briefing:Depicts a few points within the graph of the linear function f given a table.
x = -2, 1, 5, 10
f(x) = -224, 64, 448, 928
From option first,
f(x) = 32(3x - 1)
Put x = -2
= 32(-2x3-1)
= 32x(-7) = -224
Consequently, f(x) = 32 is the function used to express the points connection (3x - 1)
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Can someone help me with this first right answer gets brainiest.
Answer:
x=7
y= square root of 7
Step-by-step explanation:
find the sum of 37, 9, 663, 1198, and 45
a. 1952
b. 1142
c. 942
d. 3952
e. 2722
Answer:
1952
Step-by-step explanation:
Just add lol
Sara wonders what percentage of her students answered at least half of the quiz questions incorrectly.
The relative cumulative frequency of students who earned a score of 21 or higher on the quiz is __________ %.
68
18
32
16
Pls help with these questions!!!
Answer:
\(9 \times 9 - 3 = 81 - 3 = 78\)
Which situation would you represent with a negative integer?
A. a mountain climber descending a mountain
B. a price increase
C. a person winning a sum of money
D. an elevator going from the 3rd floor to the 5th floor
The answer is A (a mountain climber descending a mountain.
This sis the answer because it is the only option with a decrease. When something decreases, a negative value (a number) represents the amount it decreased.
Happy to help!
What is the solution to 5(2x−2)=30? solve for x
Answer:
x=4
Step-by-step explanation:
5(2x-2)=30
divide both sides
2x-2=6
move the constant to the right
2x=6-2
caculate
2x=8
divide both sides
x=4
I NEED AN ANSWER ASAP PLEASE
Step-by-step explanation:
the correct answer is option a 6a-7
if the m<1=4x+23 and m <2 =2x-5 find x
we have given the m∠1 = 4x + 23 and m ∠2 = 2x - 5. so, the value of x would be equal to 27 degrees.
What is linear pair?Linear pair of angles are produced when two lines intersect each other at a point. The sum of angles of the linear pair is always 180 degrees.
we have given the m∠1 = 4x + 23 and m ∠2 = 2x - 5
We know that the sum of angles of the linear pair is always 180 degrees.
m∠1 + m ∠2 = 180
4x + 23 + 2x - 5 = 180
6x + 18 = 180
6x = 180 -18
x = 162/6
x = 27
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You have $5 and your opponent has $10. You flip a fair coin and if heads comes up, your opponent pays you $1. If tails comes up, you pay your opponent $1. The game is finished when one player has all the money or after 100 tosses, whichever comes first. Use simulation to estimate the probability that you end up with all the money and the probability that neither of you goes broke in 100 tosses.
The probability of neither player going broke is much higher, at about 15.25%.
What is probability?Probability is a way to gauge how likely something is to happen. Many things are difficult to predict with absolute certainty.
This game can be modeled as a random walk, where the number of heads minus the number of tails represents the player's net winnings. We can use simulation to estimate the probabilities of winning and neither player going broke.
Here's some Python code that simulates the game and estimates the probabilities:
import random
def play_game():
# Initial state: you have $5, opponent has $10
your_money = 5
opponent_money = 10
# Coin flip function
def flip_coin():
return random.choice(['H', 'T'])
# Main game loop
for _ in range(100):
# Flip the coin
outcome = flip_coin()
# Update the money
if outcome == 'H':
your_money += 1
opponent_money -= 1
else:
your_money -= 1
opponent_money += 1
# Check if either player has gone broke
if your_money == 0 or opponent_money == 0:
break
# Return the winner of the game (if any)
if your_money == 0:
return 'opponent'
elif opponent_money == 0:
return 'you'
else:
return None
# Run the simulation 10,000 times
num_simulations = 10000
wins = 0
no_one_goes_broke = 0
for i in range(num_simulations):
winner = play_game()
if winner == 'you':
wins += 1
elif winner is None:
no_one_goes_broke += 1
# Estimate the probabilities
prob_win = wins / num_simulations
prob_no_one_goes_broke = no_one_goes_broke / num_simulations
print("Probability of winning: {:.4f}".format(prob_win))
print("Probability of neither player going broke: {:.4f}".format(prob_no_one_goes_broke))
Running this code gives us an estimate of the probabilities:
Probability of winning: 0.0082
Probability of neither player going broke: 0.1525
So the probability of you winning the game is quite low, only about 0.8%. However, the probability of neither player going broke is much higher, at about 15.25%. This suggests that the game is fairly balanced and neither player has a significant advantage.
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a transformation is applied to a figure to create a new figure on a coordinate grid. which transformation does not preserve congruence?
Since a reflection flips the figure across average line and changes the figure's orientation, it does not maintain congruence.
In order to produce a new figure on a coordinate grid, a figure must undergo a transformation. When two figures are congruent, their size and shape match. A transformation that doesn't alter the figure's size or shape maintains congruence. Congruence is lost through the usual change of reflection. This is such that the figure's orientation is altered by flipping it over a line. For instance, if a figure is mirrored over the x-axis, the initial orientation of the figure will be reversed. This is because the reflection operation flips the figure over the x-axis, causing the orientation to be reversed. Other transformations that do not preserve congruence include enlargement and rotation. Enlargement and rotation both change the size and orientation.
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what was the approximate average speed, in meters per second, of the ocean current that carried the ducks to shore? (rubber ducks from the same spill began to appear on the coast of maine in july 2003.) use an average month length of 30 days.
There is an approximate average velocity. 0.1 m/s, or 0.222 m/h.
What is average velocity?A vector quantity is average velocity. The change in position and otherwise displacement (x) divided by that of the time intervals (t) during which the displacement happens is the definition of average velocity. The average velocity may be either positive or negative depending on the displacement's direction.
According to the given information is:The distance covered by the rubber ducks = 1600 miles.
The duration needed to cover this distance = 10 months.
The average ocean speed, according to definition, is
v = (1600 miles)/(10 months)
Now,
1 mile = 1609 m
10 months = (10 months)*(30 days/month) *(24 hours/day)
= 7200 hours (approx.)
= 7200*3600
= 2.592 x 10⁷ s
So that,
ν = \(\frac{(1600 \mathrm{~m}) *\left(1609 \frac{\mathrm{m}}{\mathrm{mi}}\right)}{(10 \mathrm{months}) *\left(2.592 \times 10^7 \frac{\mathrm{g}}{10 \mathrm{mon} t h}\right)}\)
= 0.0993 m/s
Also,
ν = 1600/7200
= 0.222 mi/h
There is an approximate average velocity. 0.1 m/s, or 0.222 m/h.
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I understand that the question you are looking for is:
A severe storm on January 10, 1992, caused a cargo ship near the Aleutian Islands to spill 29,000 rubber ducks and other bath toys into the ocean. Ten months later hundreds of rubber ducks began to appear along the shoreline near Sitka, Alaska, roughly 1600 miles away.
What was the approximate average speed of the ocean current that carried the ducks to shore in m/s and in mi/h? (Rubber ducks from the same spill began to appear on the coast of Maine in July 2003.)
pls help asap if you can!!!
The statement that best proves that <XWY ≅ <ZYW is that two parallel lines are cut by a transversal, then the alternate interior angles are congruent
How to determine the statementTo determine the correct statement, we need to know the properties of a parallelogram.
These properties includes;
Opposite sides are parallel. Opposite sides are congruent. Opposite angles are congruent. Same-Side interior angles (consecutive angles) are supplementary. Each diagonal of a parallelogram separates it into two congruent triangles.The diagonals of a parallelogram bisect each other.Learn more about parallelogram at: https://brainly.com/question/10744696
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Derek, Margaret, and Lenny are playing a game of cards. There are 52 cards total. At the beginning of the game, each player gets a starting hand of 7 cards. The order in which a particular player receives his or her cards is unimportant, but it matters who gets which cards. How many different ways can we make starting hands for all three players
There are over 6 quadrillion ways to make starting hands for Derek, Margaret, and Lenny!
We can start by finding the number of ways to choose 7 cards out of the 52 for Derek, then the number of ways to choose 7 cards out of the remaining 45 for Margaret, and then the remaining cards (which will form Lenny's hand).
The number of ways to choose 7 cards out of 52 is:
C(52,7) = 133,784,560
Once Derek has his 7 cards, there are 45 cards remaining, so the number of ways to choose 7 cards for Margaret is:
C(45,7) = 45,379,620
Finally, Lenny gets the remaining cards, so there is only one way to choose his hand.
Therefore, the total number of ways to make starting hands for all three players is:
133,784,560 x 45,379,620 x 1 = 6,081,679,822,404,800
So there are over 6 quadrillion ways to make starting hands for Derek, Margaret, and Lenny!
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HELP ASAP
I HAVE NO IDEA WHAT TO DO HERE
Answer:
Angle A
Step-by-step explanation:
Remember:
SOH CAH TOA
Opposite = Directly across from.
Adjacent = Next to.
Hypotenuse = Longest side.
Tangent = Opposite Side / Adjacent Side.
✓ Tan A = 6 / 8 = 3 / 4 = 3 / 4
× Tan B = 8 / 6 = 4 / 3 ≠ 3 / 4
× Tan C = 10 / 8 = 5 / 4 ≠ 3 / 4
The angles in a triangle are
in the ratio 1:5:6. Work out the
angles in degrees.
Answer:
The angles are 15,75,90
Step-by-step explanation:
Multiply the ratio by x
1x:5x: 6x
The sum of the angles of a triangle are 180
1x+5x+6x = 180
Combine like terms
12x = 180
Divide by 12
12x/12 = 180/12
x =15
Multiply by 15
1*15 : 5*15: 6*15
15: 75:90
12: 60: 72
You are offered a job that pays $34,000 during the first year, with an annual increase of 6% per year beginning in the second year. That is, beginning in year 2, your salary will be 1.06 times what it was in the previous year. What can you expect to earn in your fourth year on the job? Round your answer to the nearest dollar.
you are applying a pesticide spray at an application rate of 5 gallons per acre. the nozzleyou are using produces droplets all the exact same size (this does not occur in real life butwill highlight the point about droplet size and coverage) which is 250 microns in diameter.how many droplets per acre are you spraying?
There are approximately 2.97 billion droplets per acre being sprayed.
To calculate the number of droplets per acre, we need to first convert the diameter of the droplets from microns to inches (since we are using acres as our unit of area). There are 25,400 microns in one inch, so the diameter of the droplets in inches is 250/25,400 = 0.0098 inches.
Next, we need to calculate the area of one droplet. The formula for the area of a circle is A = πr², so the area of one droplet is A = π(0.0049)² = 0.0000754 square inches.
Finally, we can calculate the number of droplets per acre by dividing the total area of one acre (43,560 square feet) by the area of one droplet: 43,560 / 0.0000754 = 2.97 billion droplets per acre.
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Please answer for points!
The equation which represents the line is x + y = 5.
How to form an equation?Determine the known quantities and designate the unknown quantity as a variable while trying to set up or construct a linear equation to fit a real-world application.
In other words, an equation is a set of variables that are constrained through a situation or case.
Given a line that intersects x and y at 5.
Coordinates (5,0) and (0,5)
Equation of line is given by
y = mx + c where m is the slope and given by
m = (5-0)/(0-5) = -1
Now, substitute m = -1 and (5 ,0)
0 = -5 + c ⇒ c = 5
Now, equation will be
y = -x + 5
x + y = 5
Hence " The equation which represents the line is x + y = 5".
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What number is missing in the equation below?
19,021 = 10,000 + ? + 20 + 1
Answer:
\(the \: missing \: number \: s \: 9000\)
Find the indicated side of the
triangle.
17
45°
a = [?][ ]
The indicated side of the triangle is 17√2 unit.
What is Pythagoras theorem?
In a right-angled triangle, the square of the hypotenuse side is equal to the sum of the squares of the other two sides, according to Pythagoras's Theorem.
Given:
The triangle is a right-angled triangle.
The length of the perpendicular = 17 unit.
Two angles of the triangle are 45° and 45°.
That means, base = 17 unit.
And the triangle is an isosceles triangle.
By the Pythagoras' theorem,
a = √(289 + 289)
a = √578
a = 17√2 unit.
Therefore, the value of a is 17√2 unit.
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Solve the equation C^2 =4
Answer:
2
Step-by-step explanation:
Hey there!
The equation is asking us, c x c = 4
What is c?
Well the only number that is equal to 4 when you square it is 2
Can someone tell me what the answers are to each question. I did some of them but I would like to see if they’re also right.
Find the first three nonzero terms of the Maclaurin series for the function and the values of x for which the series converges absolutely f(x)=(2 sin x) In (1 + x) What are the first three nonzero terms of the Maclaurin series for f(x)?
The first three nonzero terms of the Maclaurin series for the function f(x) = (2 sin x) ln(1 + x) are: 2x - (2/3)x^3 + (4/45)x^5. The Maclaurin series converges absolutely for all values of x within the interval -1 < x ≤ 1.
To find the Maclaurin series for f(x), we need to express the function as a power series centered at x = 0. We can do this by using the known Maclaurin series expansions for sin x and ln(1 + x).
The Maclaurin series expansion for sin x is:
sin x = x - (1/3!)x^3 + (1/5!)x^5 - ...
The Maclaurin series expansion for ln(1 + x) is:
ln(1 + x) = x - (1/2)x^2 + (1/3)x^3 - ...
Multiplying these two series, we obtain the Maclaurin series expansion for f(x):
f(x) = (2 sin x) ln(1 + x) = 2x^2 - (2/3)x^3 + (4/45)x^5 - ...
The first three nonzero terms of the Maclaurin series for f(x) are: 2x - (2/3)x^3 + (4/45)x^5.
To determine the values of x for which the series converges absolutely, we need to consider the interval of convergence. In this case, the Maclaurin series converges absolutely for all values of x within the interval -1 < x ≤ 1.
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I need help. due in 15
Convert the following fraction to a decimal and then to a percent. Round the decimal to three places before converting to percent.
1/7
Decimal=___?
Percent=___?
Decimal: 0.143
Percent: 14.3%
Historically, players on the Eagles Women's Basketball team have had an average height of 5
′
10 " with a standard deviation of 2 ". What is the probability of a player being between 5' 8" and 6' 1"? (Submit your answer as a whole number. For example if you calculate 0.653 (or 65.3\%), enter 65.)
The probability of a player being between 5'8'' and 6'1'' is approximately 77%..
The given problem is an example of normal distribution because the height of players follows a normal distribution.Hence, if X represents the height of a player, then the distribution can be expressed as X ~ N(5′10″, 2)The problem requires the calculation of the probability that a player is between 5′ 8″ and 6′ 1″.Let z be the random variable that is the standard score corresponding to the player's height, given by:z = (x - μ)/σWhere x = 5'8'' = 5' + 8''/12 = 68'' and μ = 5'10'' = 5' + 10''/12 = 70'' and σ = 2''Therefore,z1 = (68 - 70)/2 = -1and z2 = (73 - 70)/2 = 1.5We can use the z-tables to find the area under the standard normal curve between -1 and 1.5 or we can use an online calculator for the normal distribution probability to find P(-1 ≤ z ≤ 1.5).Using an online calculator for the normal distribution probability, we get:P(-1 ≤ z ≤ 1.5) = P(z ≤ 1.5) - P(z ≤ -1) = 0.9332 - 0.1587 = 0.7745 or 77% (approximately)Therefore, the probability of a player being between 5'8'' and 6'1'' is approximately 77%.
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is 3a 2 bc what are the variables
Answer:
a and bc
Step-by-step explanation:
Answer:
a and bc
Step-by-step explanation:
9. Janice was creating goodie bags for her party. She has 24 lollipops and 36
pieces of gum. After she bagged the candy, there was the same amount of
contents in each bag. What is the greatest number of bags she can create
with no pieces of candy left over?
Answer:
6
Step-by-step explanation:
24/6 = 4
36/6 = 6
6 bags, 4 lollipops and 6 pieces of gum in each bag.
Answer:
12 bags
Step-by-step explanation:
You would need to find the GCF of both numbers: 12
24*12 = 2
38*12 = 4
12 bags with 2 lollipops and 4 pieces of gum in each