The equation for the parallel street that passes through (2, -3) is: B. y = 3x - 9.
How to Find the Equation of Parallel Lines?Two lines that lie parallel to each other will have a slope (m) that is of the same value. The equation can be written as y = mx + b in slope-intercept form.
Find the slope of the line that passes through (4, 5) and (3, 2):
Slope (m) = change in y / change in x = (5 - 2)/(4 - 3)
Slope (m) = 3/1
Slope (m) = 3
The slope of a parallel line would also be 3.
Substitute (a, b) = (2, -3) and m = 3 into y - b = m(x - a):
y - (-3) = 3(x - 2)
y + 3 = 3x - 6
Subtract 3 to both sides of the equation
y + 3 - 3 = 3x - 6 - 3
y = 3x - 6 - 3
y = 3x - 9
Therefore, the equation for the parallel street that passes through (2, -3) is: B. y = 3x - 9.
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What is the circumference of the circle? Use 3.14 for Pi.
A circle with diameter 33 centimeters.
51.81 cm
102.3 cm
103.62 cm
207.24 cm
Answer:
103.62 cm C is your answer
Step-by-step explanation:
edg 2020
It is c 100% trust me!
PLEASEEE ANSWER ILL GIVW POINTS ANS BRAINLIEST PLS THANK YOU NO ONE HAS ANSWERED ANSWER BOTH OR EITHER OF THE QUESTIONS PLSSS
1. Write a brief note to Susan describing her mistake and explain to her how to correctly determine the amount of sugar she will need.
2. How much sugar will she need to make 90 cookies?
doesn't the thing in the box tell you how much for 90 cookies ?
A toy rocket is launched from a platform 39 feet above the ground at a speed of 83 feet per second. The height of the rocket in feet is given by the polynomial −16t2 + 83t + 39, where t is the time in seconds. How high will the rocket be after 3 seconds?
Answer:
144 ft
Step-by-step explanation:
Put in '3' where 't' is and compute
Height = -16(3^2) + 83(3) + 39 = 144 ft
Find the smallest square number that is divisible by each of the numbers 8, 9 and 10
Answer:
Step-by-step explanation:
Find the LCM of 8,9 and 10.
Prime Factorization to find LCM,
8 = 2 × 2 × 2
9 = 3 × 3
10 = 2 × 5
LCM ( 8 , 9 , 10 ) = 2 × 2 × 2 × 3 × 3 × 5 =360
But 360 is not square
Now we make the pairs complete by multiplying same numbers in prime factorization of LCM.
We need one 2 and one 5 to complete the pair.
We get, Least Square number = 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 = 3600
Hope this helps
good Luck
Answer:
Step-by-step explanation:
Find Least common denominator of 8, 9 & 10
8 = 2 * 2 * 2
9 = 3* 3
10 = 5*2
LCM = 2*2*2*3*3*5 = 8 * 9 * 5 = 360
To make 360 a perfect square,multiply by 10
360*10 = 3600 is a perfect square
If =13DE=13, =14EF=14, and =33HI=33, find the length of ‾GH . Round your answer to the nearest tenth if necessary. Figures are not necessarily drawn to scale.
the measurement of the side, GH is 30.6 units
What are the properties of a Triangle?The properties of the triangle are: The sum of all the angles of a triangle (of all types) is equal to 180°. The sum of the length of the two sides of a triangle is greater than the length of the third side. In the same way, the difference between the two sides of a triangle is less than the length of the third side.
Given, Triangle DEF is congruent to the triangle GHI from the AA theorem.
So,
EF/HI = DE /GH
GH = (DE*HI)/EF
GH = 13*33/14
GH = 30.6
Therefore, the measurement of the side, GH is 30.6 units
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When Julio went strawberry picking, 30 of the 54 strawberries she picked the way less than 2 ounces. To the nearest thousandth, find the strawberries the way more than 2 ounces
The strawberries that are way more than 2 ounces will be 24 strawberries.
How to illustrate the information?It should be noted that the information stated that 30 of the 54 strawberries she picked the way less than 2 ounces.
Therefore, the strawberries that are way more than 2 ounces will be the difference between the total number picked and 30.
This will be:
= 54 - 30
= 24
Therefore, the strawberries that are way more than 2 ounces will be 24 strawberries.
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28. Given M₁ = 35, M₂ = 45, and SM1-M2= 6.00, what is the value of t? -2.92 -1.67 O-3.81 2.75
The t-distribution value is -1.67 for the given mean samples of 35 and 45. Thus, option B is correct.
M₁ = 35
M₂ = 45
SM1-M2 = 6.00
The t-value or t-distribution formula is calculated from the sample mean which consists of real numbers. To calculate the t-value, the formula we need to use here is:
t = (M₁ - M₂) / SM1-M2
Substituting the given values into the formula:
t = (35 - 45) / 6.00
t = -10 / 6.00
t = -1.67
Therefore, we can conclude that the value of t is -1.67 for the samples given.
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The t-distribution value is -1.67 for the given mean samples of 35 and 45. Thus, option B is correct.
Given, M₁ = 35
M₂ = 45
SM1-M2 = 6.00
The t-value or t-distribution formula is calculated from the sample mean which consists of real numbers.
To calculate the t-value,
the formula we need to use here is:
t = (M₁ - M₂) / SM1-M2
Substituting the given values into the formula:
t = (35 - 45) / 6.00
t = -10 / 6.00
t = -1.67
Therefore, we can conclude that the value of t is -1.67 for the samples given.
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Please help me with this problem TwT. Triangles.
Answer:
X = 80°
Step-by-step explanation:
it's an isosceles triangle. you can tell because of the two sides being 14 and the bottom being 18
this means the two bottom angles are the same so the other would also be 50°
Since a triangle has 180° between the three sides, you would subtract 180-100 and get the last angle
Please help. First person to answer correctly with explanation will get brainiest!!!
Answer:
64° aka D
Step-by-step explanation:
∠J + ∠L + ∠LKJ = 180°
58° + 58° + ∠LKJ = 180°
116° + ∠LKJ = 180°
∠LKJ = 180° - 116°
= 64°
hope i helped
-lvr
the answer choices are AA, SAS, SSS or Not Similar.
the given triangles are not similar
so they will not be congruent
so the answer is not similar
What value of c will complete the square in the expression below to make it a perfect
square trinomial?
x² + 1/3x+c
Enter the perfect square trinomial as a squared binomial.
The square to make it a perfect square trinomial is 1/8. The perfect square trinomial is as follows:
(x + 1/6)² + 1/8
What is a trinomial expression?A trinomial is an algebraic expression with three terms.
To finish the square of the given quadratic expression, add and subtract the square of half of the linear term's coefficient (x-term), which is (1/6)x, inside the parentheses:
\(x^{2} + (1/3)x + c = x^{2} + (1/6)x + (1/6)x + c = (x + 1/6)^{2} + (3/4) c\)
The constant term must be equal to half the coefficient of the linear term squared for the quadratic equation to be a perfect square trinomial. In other terms, we need:
\((3/4) c = (1/6)^{2} \\\\Solving for c, we get: c = (1/6)^{2} / (3/4) = 1/8\)
As a result, the value of c in the provided expression that completes the square to make it a perfect square trinomial is 1/8. The perfect square trinomial is as follows:
(x + 1/6)² + 1/8
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Combine the like terms to create an equivalent expression.
-y+6y
Answer:
Step-by-step explanation:
6y - y = y(6 - 1) = y * 5
The answer is 5y.
MRS.FRANKLIN RECeived a 7% raise at her new job. if she was earning x dollars per year before, how much is she earning now?
Answer:
Step-by-step explanation:
There are two ways to do this.
Her current pay is C
Her previous pay is x
C = x + 7/100 * x
Or you could combine x and 7% of x immediately
7/100 x = 0.07x
C = 1.07 * x
Answer:
x times 107%
Step-by-step explanation:
If Mrs. Franklin received a 7% raise on x salary she would now be earning 7% more than x. To find this we can easily multiply x by 107% since she is earning 7% more than her previous salary, or x, and get our answer.
Brainliest pls... ∪ω∪
100 POINTS PLZ ANSWER
Answer:
X+y=7
Y-x=(-1)
X*Y=54
Y-X=(-5)
X+Y=23
Answer:
(2^)
Step-by-step explanation:
What is the edge length of
a cube of 1/8 m^3
Step-by-step explanation:
The volume of a cube is the edge³, so to find the edge, you need to calculate the cubic root of it:
\( \sqrt[3]{ \frac{1}{8} } = \frac{1}{2 } \)
at 5% commision, an agent received rs.32,500 by selling a second-hand car. At what price did he/she sell tha car?
Solution,
Let the price of car be X.
Rate(R)=5%
Here,
Commission % of price of car=32500
or,5% of X=32500
or,5/100*X=32500
or,X=32500*20
X=Rs 650000
Hope it helps
Good luck on your assignment........
...............................................
Answer:
3p = 1/2
Step-by-step explanation:
Left side: 3pRight side: 1/2Because they're balanced, the right and left side are equaledSo, 3p = 1/2I hope this helps!
I need explanation + answer.
Do not write the answer without explanation, please.
thanks in advance!
Answer:
C. 22,400.
Step-by-step explanation:
62.9% = 0.629 as a decimal fraction.
Total number of employees in small businesses in the county
= 270 * 132.
So the estimated number with less than $1000 savings
= 270 * 132 * 0.629
= 22,417.
as in example 2.38, assume that 90% of the coins in circulation are fair, and the remaining 10% are biased coins that give tails with probability 3/5. i hold a randomly chosen coin and begin to flip it. (a) after one flip that results in tails, what is the probability that the coin i hold is a biased coin? after two flips that both give tails? after n flips that all come out tails? (b) after how many straight tails can we say that with 90% probability the coin i hold is biased? (c) after n straight tails, what is the probability that the next flip is also tails? (d) suppose we have flipped a very large number of times (think number of flips n tending to infinity), and each time gotten tails. what are the chances that the next flip again yields tails?
The probability that the coin is a one-sided coin after one flip that outcomes in tails is around 10.9%.
Bayes' theorem is a mathematical formula that assists us with refreshing our convictions about the probability of an occasion happening in view of new information or proof. It includes the earlier probability, which is our underlying conviction about the probability of an occasion, and the probability of the proof given that the occasion has happened. By consolidating these two snippets of information, Bayes' theorem permits us to work out the refreshed or back probability of the occasion happening.
After one flip that outcomes in tails, the probability that the coin is a one-sided coin can be tracked down utilizing Bayes' theorem:
P(biased coin | tails) = P(tails | one-sided coin) * P(biased coin)/P(tails)
P(tails | one-sided coin) = 3/5 (given)
P(biased coin) = 0.1 (given)
P(tails) = P(tails | fair coin) * P(fair coin) + P(tails | one-sided coin) * P(biased coin)
= 1/2 * 0.9 + 3/5 * 0.1
= 0.55
Along these lines,
P(biased coin | tails) = (3/5 * 0.1)/0.55
= 0.109 (around)
Consequently, the probability that the coin is a one-sided coin after one flip that outcomes in tails is around 10.9%.
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Sam can do 120 jumping jacks in two minutes, how many jumping jacks can he complete in 5 mins.? (plz answer quick)
Answer:
300 jumping jacks
Step-by-step explanation:
120 ÷ 2 = 60 jumping jacks per minute
60 × 5 = 300 jumping jacks
Sam can do 300 jumping jacks in 5 minutes.
Hope that helps.
Answer:
60
Step-by-step explanation:
120 / 2 = 60 (jumping jacks per minute)
60 * 5 = 300
Best of Luck!
pleeeeeeeeeeeeeeeeas FAST !!!!! i need help if a/b = (-7/9)^8 / (-7/9)^6 find the value of (a/b)^2.
Answer:
(-7/9)^4 = 2401/6561
Step-by-step explanation:
The rules of exponents apply.
(a^b)/(a^c) = a^(b-c) . . . . . quotient rule
(a^b)^c = a^(bc) . . . . . . . . power rule
__
value of a/bThe first rule of exponents shown above helps us find the value of a/b.
\(\dfrac{a}{b}=\dfrac{\left(\dfrac{-7}{9}\right)^8}{\left(\dfrac{-7}{9}\right)^6}=\left(\dfrac{-7}{9}\right)^{8-6}=\left(\dfrac{-7}{9}\right)^2\)
value of (a/b)^2The second rule of exponents shown above tells us how to find the square.
\(\left(\dfrac{a}{b}\right)^2=\left(\left(\dfrac{-7}{9}\right)^2\right)^2=\left(\dfrac{-7}{9}\right)^{2\times2}\\\\\boxed{\left(\dfrac{a}{b}\right)^2=\left(\dfrac{-7}{9}\right)^4=\dfrac{2401}{6561}}\)
_____
Additional comment
Since -7 is always to an even power in these expressions, its sign can be ignored. The product of an even number of negative values is positive.
If y′′=δ(t+1),y(0)=0,y′(0)=−1, such that ℓ{y(t)}=Y(s), then Y(1)= a) e−1−1 b) e−1 c) e+1 d) e−1+1 2-The particular solution of yy′=x+1,y(0)=1 is y2= a) x2+2x−1 b) x2+2x+2 c) x2+2x d) x2+2x+1 3- If (y3+kxy4−2x)dx+(3xy2+20x2y3)dy=0, then the value of k that makes the D.E exact is a) 10 b) 4 c) 40 -d) 20 4- If X1=(e−tet),X2=(3e−5t−e−5t) are two solutions of the homogeneous part of X′=AX+(61) such that the particular solution Xp=X1u1+X2u2, then u1= a) 49et b) 49e−1 c) 41e5t d) 425e5t
1. The value of Y(1) in the differential equation Y'' = δ(t + 1), Y(0) = 0, Y'(0) = -1 and ℓ{y(t)} = Y(s) is e-1-1.
The Laplace transform of the differential equation is given by: ℒ{Y''} = s² Y(s) - s Y(0) - Y'(0) = s² Y(s) + Y'(0) = ℒ{δ(t + 1)} = e^(-s).Thus, s² Y(s) + Y'(0) = e^(-s), which implies that: s Y(s) - Y(0) + s² Y(s) + Y'(0) = ∫₀^∞ e^(-s t) δ(t + 1) dt, which simplifies to: s Y(s) + s² Y(s) + 1 = e^(-s).
Substituting the initial conditions Y(0) = 0 and Y'(0) = -1, we get the equation: s Y(s) + s² Y(s) + 1 = e^(-s), s² Y(s) + s Y(s) = e^(-s) + s, Y(s) = [e^(-s) + s]/[s(s² + 1)]Taking the inverse Laplace transform, we get: y(t) = ℒ^-1{Y(s)} = (1 - cos(t))/e^t.
Therefore, Y(1) = y(1) = (1 - cos (1))/e = e^(-1) - 1.2. The particular solution of the differential equation yy′ = x + 1, y(0) = 1 is y² = x² + 2x + 1.
The differential equation yy′ = x + 1 can be written as: yy′ - (x + 1) = 0Multiplying both sides by 2y, we get:2yy′ - 2(x + 1)y = 0This equation can be written in the form:(y²)' - (x² + 2x + 1) = 0Integrating both sides with respect to x, we get:y² - (x² + 2x + 1) y = C where C is the constant of integration.
Substituting the initial condition y(0) = 1, we get: C = 1
Therefore, y² = x² + 2x + 1.3. The value of k that makes the differential equation (y³ + kxy⁴ - 2x)dx + (3xy² + 20x²y³)dy = 0 exact is 20. A differential equation of the form M(x,y)dx + N(x,y)dy = 0 is exact if and only if ∂M/∂y = ∂N/∂x.
Here, M(x,y) = y³ + kxy⁴ - 2x and N(x,y) = 3xy² + 20x²y³.
Therefore, ∂M/∂y = 3y² + 4kxy³∂N/∂x = 3y² + 40xy³Equating these two expressions, we get:3y² + 4kxy³ = 3y² + 40xy³4kxy³ = 37xy³k = 37/4 = 9.25.
Therefore, the value of k that makes the differential equation exact is 20.4. If X₁ = e^(-t), X₂ = 3e^(-5t) - e^(5t) are two solutions of the homogeneous part of the differential equation X′ = AX + (6/1), such that the particular solution Xp = X₁u₁ + X₂u₂, then u₁ = 49/5e^t.
The characteristic equation of the differential equation X′ = AX is given by: sI - A = 0, where I is the identity matrix. Substituting the given values of X₁ and X₂, we get: [-1 -2] [u0] [ 1 -5][u₂] = [0] Therefore, u₁ = 2u₂.
Using the initial condition that Xp(0) = 0, we get: u₁ + u₂ = 0Substituting u₁ = 2u₂, we get: u₂ = 0 and u₁ = 0Hence, the particular solution Xp = 0, which implies that X = Xp = 0. Therefore, is indeterminate.
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Help ASAP pls ASAP will give brainliest
a square has an area of 49 square inches. if the same amount is added to the length and removed from the width, the resulting rectangle has an area of 45 square inches. find the dimensions of the rectangle.
Answer:
length = 9 in
width = 5 in
Step-by-step explanation:
Algebraic equations and solving:First find the side of square from the given area.Frame the expression for length and width with the help of the side of square.Frame the equation for finding the area of rectangle.Now, by solving the equation, we can find the dimensions of the rectangle.Area of square =side * side
Side² = 49
Side = √49
= 7 inches
Let the measurement added to the length and removed from the width be 'x'.
length = (7 + x) in
width = (7 -x )in
Area of rectangle = length *width
length * width = 45 square inches
(7 + x)(7-x) = 45
{Identity: (a + b)(a -b) = a² - b² where a = 7 & b = x}
7² - x² = 45
49 - x² = 45
-x² = 45 - 49
-x² = - 4
x² = -4 ÷ (-1)
x² = 4
x = √4
x = 2
Dimension of the rectangle:
length =7 + 2 = 9 in
width = 7 - 2 = 5 in
Your family got a coupon for 35% off at Red Robin. Your bill comes to $45.00 before you use the coupon. Sales tax on the discounted meal is calculated at 8%. You then leave a 15% tip based on the original cost of the meal. How much will dinner and tip cost?
Answer: $38.34
Step-by-step explanation:
Original bill total: $45
35% discount: $15.75
subtotal: $29.25
sales tax: 8% of $29.25: $2.34
bill for meal: $29.25 + $2.34 = $31.59
Tip: 15% of original cost of meal: 15% of $45: $6.75
TOTAL COST: $31.59 + $6.75 = $38.34
Thomas loaned $6,250 to Cameron at a simple interest rate of 4.12% p.a. for 2 years and 6 months. Calculate the amount of interest charged at the end of the term. Round to the nearest cent
The amount of interest charged at the end of the term is approximately $644.75.
To calculate the amount of interest charged at the end of the term, we can use the simple interest formula:
Interest = Principal * Rate * Time
Principal = $6,250
Rate = 4.12% = 0.0412 (decimal form)
Time = 2 years + 6 months = 2.5 years
Plugging in these values into the formula, we have:
Interest = $6,250 * 0.0412 * 2.5
Calculating this expression:
Interest = $6,250 * 0.0412 * 2.5 = $644.75
Therefore, the amount of interest charged at the end of the term is $644.75 (rounded to the nearest cent).
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Please HELP ME ASAP PLS
Answer:
1/4
Step-by-step explanation:
Originally, Kathy has 1/2 of a pizza.
She gave away 1/4 of a pizza.
This can be expressed as:
1/2 - 1/4 =
2/4 - 1/4 =
(2-1)/4 = 1/4
1/4
explanation
1/2-1/4=0.25
and 0.25 to a fraction is 1/4
PLZ HELP WILL MARK BRAINLIEST
ANSWER ASAP
Sean has 3 times as many vegetable plants as Liz and Sejuan combined. Liz has 3 vegetable plants, and Sejuan has 2 vegetable plants. How many vegetable plants does Sean have?
Which statements about this word problem are true? Check all that apply.
A: This is an example of a part-whole problem.
B: This is an example of a comparison problem.
C: Addition then multiplication can be used to solve the problem.
D: Subtraction then division can be used to solve the problem.
E: Division then multiplication can be used to solve the problem.
Answer:
C: Addition then multiplication can be used to solve the problem
Step-by-step explanation:
Hey pls answer this (25)
Answer:
A and B
Step-by-step explanation:
Because both of have same length and angle