Answer:
i have no idea what your're talking about when you say HL i cant even see all the answer choices buttttttt they are congruent because they are supplementary right angles so i hope that helps :)
Step-by-step explanation:
PLEAS HELP ILL GIVE BRAINLIEST
PLEASE SHOW WORK
Answer: its A
Step-by-step explanation:
Answer:
the answer is
13 / 40 = 32.5%
You throw a ball up in the air.the basketball's height,in feet,is given by the function:h=-16t^2+30t+4,where t is the time in seconds after the ball leaves your hand.Find the greatest height the ball reaches(use a calculator).
Answer:
18.0625 ft
Step-by-step explanation:
Greatest height is when:
t = -b/2a
t = -30/2(-16)
t = 15/16
Greatest height is:
-16t(15/16)² + 30(15/16) + 4 = 289/16
= 18.0625m
1. You run for 2.5 hours at a speed no faster than 8.2 miles per hour. You want to run
a marathon, which is 26.2 miles, in less than 3 hours. If you continue to run at the
same speed, will you reach your goal? Explain.
Answer:
no
Step-by-step explanation:
8.2x3=24.6
24.6 < 26.2, so no
Evaluate the limit if it exists. √r-1 lim 2-12²-1
The limit does not exist (denoted as DNE). The given limit is lim\((2^(12²-1))^(1/√r-1)\) as r approaches 1.
To evaluate this limit, we can simplify the expression.
In the exponent, 12² - 1 equals 143, and the base is 2. Therefore, we have \((2^143).\)
In the denominator, √r - 1 is a square root expression, and as r approaches 1, the denominator becomes √1 - 1 = 0.
Since we have the form 0^0, which is an indeterminate form, we need to further analyze the expression.
We can rewrite the original expression as \(e^(ln(2^143) / √r-1).\)
Using the properties of logarithms, we can simplify ln\((2^143)\) to 143 * ln(2).
Now, the expression becomes \(e^(143 * ln(2) / √r-1).\)
As r approaches 1, the denominator approaches 0, and the expression becomes \(e^(143 * ln(2) / 0).\)
Since the denominator is approaching 0, we have an indeterminate form of the type ∞/0.
To evaluate this limit, we need additional information or techniques. Without further clarification or specific instructions, we cannot determine the exact value of this limit.
Therefore, the limit does not exist (denoted as DNE).
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The figure shows a parallelogram inside a rectangle outline:
A parallelogram is shown within a rectangle. The length of the rectangle is 3 over 4 foot and the width of the rectangle is 1 over 2 foot. The two equal bases of the triangles outside the parallelogram are labeled 1 over 8 foot.
What is the area of the parallelogram? (1 point)
Select one:
a.
1 over 32 square foot
b.
5 over 16 square foot
c.
9 over 32 square foot
d.
6 over 16 square foot
Answer:
ディクビッチを吸う?
Step-by-step explanation:
Determine whether each pair of expressions is equivalent. Explain your reasoning.
The answer is:
\(\large\textbf{They aren't equivalent.}}\)
In-depth explanation:
To determine the answer to this problem, we will use one of the exponent properties:
\(\sf{x^{-m}=\dfrac{1}{x^m}}\)
And
\(\sf{\dfrac{1}{x^{-m}}=x^m}\)
Now we apply this to the problem.
What is 4⁻³ equal to? Well according to the property, it's equal to:
\(\sf{4^{-3}=\dfrac{1}{4^3}}\)
And this question asks us if 4⁻³ is the same as 1/4⁻3.
Well according to the calculations performed above, they're not equivalent.
Ethan buys a video game on sale. if the video game usually costs $39.99, and it was on sale for 20% off, how much did ethan pay? round to the nearest cent.
The required amount that Ethan have to pay is $32.
What is discount on sale?A sales discount is a marked down cost presented by a business on an item or administration. Figure out how to remember limits for solicitations. A deals rebate, likewise usually known as only a 'markdown' furnishes clients of a business with a diminished rate on at least one of the items or administrations being advertised.
According to question:We have,
Selling price = $39.99
Discount = 20%
20% of $39.99 = 20×$39.99/100
⇒ $7.99
So the payable amount for video game = $39.99 - $7.99
⇒ $32
Thus, required price is $32.
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(2+5xyz-6tv²c)-(11-5yxz-2ctv²)
Answer:
-4ctv² + 10xyz - 9
Step-by-step explanation:
(2 + 5xyz - 6tv²c) - (11 - 5yxz - 2ctv²)
2 + 5xyz - 6tv²c - 11 + 5yxz + 2ctv²
-4ctv² + 10xyz - 9
I hope this helps!
1. Write a program in 'C' language to solve the boundary value problem : y" = xy' + 2y, 0 SX S1 z" (0) = 1, 3' (1) = (e? + e-1)/2 using the shooting method. Use third order Taylor series method with h = 0.25 to solve the resulting initial value problem. 15
program in 'C' language to solve the boundary value problem
#include <stdio.h>
#include <math.h>
#define F(X,Y,Z) (X*Z+2*Y) // Function
#define H 0.25 // Step size
void main() {
float x, y, z, k1, k2, k3, k4;
int i;
x = 0;
y = 1;
z = 0.45; // Assume value of y'(0)
do {
printf("x=%f, y=%f, z=%f\n", x, y, z);
k1 = z;
k2 = z + H * k1 / 2.0;
k3 = z + H * k2 / 2.0;
k4 = z + H * k3;
z += (k1 + 2 * k2 + 2 * k3 + k4) / 6.0;
k1 = F(x, y, z);
k2 = F(x + H / 2.0, y + H * k1 / 2.0, z + H * k1 / 2.0);
k3 = F(x + H / 2.0, y + H * k2 / 2.0, z + H * k2 / 2.0);
k4 = F(x + H, y + H * k3, z + H * k3);
y += (k1 + 2 * k2 + 2 * k3 + k4) / 6.0;
x += H;
} while (x <= 1.0);
printf("x=%f, y=%f\n", x, y);
if (fabs(y - 1.271) <= 150)
printf("Error is within the given limit.");
else
printf("Error is not within the given limit.");
}
You can compile and run the above program using any C compiler of your choice.
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A number c minus 6 is less than or equal to 5.3. Write this word sentence as an inequality.
An inequality is
Answer:
C - 6 < = 5.3
Step-by-step explanation:
Writing the above as an equality, we would have ;
Since C is less than 6, then;
C - 6
Therefore, C minus 6 is less than or equal to 5.3 is
C - 6 < = 5.3
An inequality is when an unequal relationship exist between two expressions, which uses signs such as not equal to , less than < , greater than > etc.
2. In circle 0, points A and B lie on the circle such that OA = 2x + 9 and OB = 27 – x. Which of the following
represents the length of the radius of circle O?
(1) 6
(3) 21
(2) 18
(4) 42
What is the 7th term in the sequence Below - 11,-4,3,10,17,24
Answer:
31
Step-by-step explanation:
Increases by 7 each time
its 31 bc 24 plus 7 is 31............
A line passes through the points (0, -2) and (3, 4). Find the slope of the line.
Consider the matrix A of size 43 x 85. Storing this matrix requires us to store 3655 values. How many values need to be stored for a rank 6 approximation of this matrix?
A rank 6 approximation of matrix A would only require us to store 1692 values.
To find the number of values needed to store a rank 6 approximation of the matrix A, we need to consider the formula for the rank-k approximation of a matrix:
A_k = U_k * Sigma_k * V_k^T
where U_k is a matrix of size m x k, Sigma_k is a diagonal matrix of size k x k, and V_k is a matrix of size n x k.
For a rank 6 approximation, we only need to keep the first 6 columns of U and V, and the first 6 diagonal entries of Sigma.
The number of values needed to store U_k and V_k is:
43 x 6 + 85 x 6 = 828
The number of values needed to store Sigma_k is:
6 x 6 = 36
Therefore, the total number of values needed to store a rank 6 approximation of matrix A is:
828 + 36 + 828 = 1692
So, a rank 6 approximation of matrix A would only require us to store 1692 values, which is much less than the 3655 values needed to store the full matrix.
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This paperweight is a hemisphere with a diameter of 7cm. The glass has a density of 3g/cm squared. Calculate the the mass of the paperweight.
Give your answer to 3 significant figures
WILL MARK BRAINLIEST!
Answer:
The answer assumes that the density of glass is 3 g/cm^3, not 3 g/cm^2.
The mass of the paperweight is 270 grams.
Step-by-step explanation:
Lets calculate the volume of a sphere having a radius of 3.5cm, and then divide that by 2 to get the volume of the hemisphere (half a sphere). The sphere has a diameter of 7cm (therefore, a radius of 3.5cm).
Vol (sphere) = (4/3)πr^3
Vol = (4/3)(3.14)(3.5cm)^3
Vol = 180 cm^3
Half of this (the hemisphere) will be 90 cm^3
We know the volume, and we know the density of glass (3 g/cm^3), so multiply the two to obtain the mass of the paperweight.
(90 cm^3)*(3g/cm^3) = 270 grams
Solve the math problem
Answer:
50
Step-by-step explanation:
The sum of the measures of the interior angles of a triangle is 180°.
x - 10 + 2x + 5 + 35 = 180
3x + 30 = 180
3x = 150
x = 50
If you borrow $800 for 8 years at anannual interest rate of 11%, howmuch will you pay altogether?Enter
we calculate the interest for 8 years
here principal is P = 800 $
time T= 8 yr
Rate R = 11 %
interest will be
\(\begin{gathered} I=\frac{PRT}{100} \\ I=\frac{800\times11\times8}{100} \\ I=704 \end{gathered}\)so the interest is 704$
now he will pay
principal + interest = 800 + 704 =1504 $
so the answer is 1504 $.
11. Seven-ninths of the weight of food donated by the Art Club is canned goods. The Art Club donated 362 4/9 pounds of canned goods. How many total pounds did the Art Club donate? (1 Point) The art club donated 362 pounds of canned foods.
Answer:
60.89 lbs.
Step-by-step explanation:
(362) x (4/9)
= 1448/9
= 160 8/9 = 60.89 lbs of canned goods
A rocket is flying at 50 meters per second. How many seconds will it take the rocket to fly 650 meters?
Answer:
58to20meters a pear of a day
Step-by-step explanation:
1hu2ji
It costs $0.50 to buy 1/3 lb of pears. What is the unit rate for the cost per pound.
The unit cost of pears is $1.50 per pound.
What is ratio?Ratio basically compares quantities, that means it show value of one quantity with respect to other quantity.
If a and b are two values, their ratio will be a:b,
Given that,
Cost for 1/3 lb of pears = $0.50
Since, 1 lb = 1 pound
Implies that,
Cost of 1/3 pounds of pears = $0.50
To find the cost of one pound of pears,
Use ratio property,
1/3 pound costs = 0.50
1 pound costs = 0.50 x 3 = $1.50
The cost of one pound of pear is $1,.50.
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Please Help MATH!!!!!!!
Answer:
B; the angles of the triangle and the hypothnuse can be multiplied.
How could you correctly rewrite the equation 4(5+3)=2(22-6) using distribution property
Answer: 4(5+3) = 4(5) + 4(3) = 20 + 12 = 32
Step-by-step explanation:
Answer:
32=32 ?
Step-by-step explanation:
Could anyone check me on this? Please correct me if I’m wrong,thank u :D
26. If BD = 8x - 27 and EC-2x + 33, find BD
The length of BD is 53 units.
We are given here that BD is (8x - 27) units and EC is (2x + 33) units. BD and EC are the diagonals of a trapezoid. As we know that diagonals of a trapezoid are equal. Therefore, we will equate the given diagonals of a trapezoid.
BD = EC
Substituting the given values of BD and EC
8x - 27 = 2x + 33
combining the like terms
8x - 2x = 33 + 27
6x = 60
x = 60/6
x = 10
Now, as we have to find BD, we will substitute the value of x in the given equation for BD.
BD = 8x - 27
BD = 8(10) - 27
BD = 80 - 27
BD = 53
Therefore, BD is 53 units.
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The complete question is " If BD = 8x - 27 and EC-2x + 33, find BD with respect to the image shown."
Calculate Habib's average rate of change from 4 to 9 minutes.
average rate of change from 4 to 9 minutes is 2.25 min . division of the y-value change by the x-value change.
what is average rate of change ?It represents the average change in the function's per-unit value during that time period. On the function's graph, it is generated from the slope of the line connecting the interval's ends.
the difference between the y- and x-values is divided. Calculating the average rate of change is very helpful for tracking changes in measurable parameters like average speed or average velocity.
Given that
the change in y value occurred in 9 minutes and the change in x value occurred in 4 minutes, the average rate of change was 9 minutes by 4 minutes, or2.25 minutes.
9 min / 4 min
= 2.25 min
average rate of change from 4 to 9 minutes is 2.25 min . division of the y-value change by the x-value change.
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The Chartered Financial Analyst (CFA) designation is fast becoming a requirement for serious investment professionals. It is an attractive alternative to getting an MBA for students wanting a career in investment. A student of finance is curious to know if a CFA designation is a more lucrative option than an MBA. He collects data on 41 recent CFAs with a mean salary of $146,000 and a standard deviation of $53,000. A sample of 52 MBAs results in a mean salary of $133,000 with a standard deviation of $26,000. Assume that μ1 is the population mean for individuals with a CFA designation and μ2 is the population mean of individuals with MBAs.
a. Set up the hypotheses to test if a CFA designation is more lucrative than an MBA at the 10% significance level.
a) H0: μ1 − μ2 = 0; HA: μ1 − μ2 ≠ 0
b) H0: μ1 − μ2 ≥ 0; HA: μ1 − μ2 < 0
c) H0: μ1 − μ2 ≤ 0; HA: μ1 − μ2 > 0
b-1. Calculate the value of the test statistic.
Test Statistic:
b-2. Find the p-value.
p-value 0.10
a) 0.05 p-value < 0.10
b) 0.025 p-value < 0.05
c) 0.01 p-value < 0.025
d) p-value < 0.01
c. At the 10% significance level, is a CFA designation more lucrative than an MBA?
H0. At the 10% significance level, we conclude that the CFA designation is more lucrative than an MBA
The answer is H0: At the 10% significance level, we conclude that the CFA designation is more lucrative than an MBA.
a. Set up the hypotheses to test if a CFA designation is more lucrative than an MBA at the 10% significance level.
The null hypothesis is: H0: μ1 ≤ μ2
The alternative hypothesis is: H1: μ1 > μ2So, the answer is (c) H0: μ1 − μ2 ≤ 0; HA: μ1 − μ2 > 0. b-1. Calculate the value of the test statistic.
The formula to find the test statistic is given by,
\[{\rm{T}} = \frac{{\left( {{\overline X _1} - {\overline X _2}} \right) - \left( {{\mu _1} - {\mu _2}} \right)}}{{\sqrt {\frac{{{\rm{s_1}^2}}}{n} + \frac{{{\rm{s_2}^2}}}{n}} }}\]Substituting the given values,\[{\rm{T}} = \frac{{\left( {146 - 133} \right) - \left( 0 \right)}}{{\sqrt {\frac{{{{\left( {53} \right)}^2}}}{41} + \frac{{{{\left( {26} \right)}^2}}}{52}} }} = 2.417\]
So, the value of the test statistic is 2.417.b-2. Find the p-value.
We need to find the p-value for a one-tailed test at a 10% significance level.
Since the alternative hypothesis is μ1 > μ2, the p-value is the area to the right of the test statistic.
Using a t-distribution table with 91 degrees of freedom (rounded to the nearest integer), we get the p-value as 0.010.
Since the p-value is less than the significance level, we reject the null hypothesis and conclude that the CFA designation is more lucrative than an MBA.
Therefore, the answer is H0: At the 10% significance level, we conclude that the CFA designation is more lucrative than an MBA.
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please help!! im very confused
What does 2 equivalents mean in chemistry?
An equivalent is the amount of a substance that reacts with an arbitrary amount of another substance in a given chemical reaction.
Arbitrary
It is a relative unit of measurement to show the ratio of amount of substance, intensity, or other quantities, to a predetermined reference measurement.
chemical reaction
chemical reaction is a process in which one or more substances, the reactants, are converted to one or more different substances, the products. Substances are either chemical elements or compounds.
Examples of chemical changes include baking soda and vinegar creating carbon dioxide, iron rusting, and wood burning.
There are five types of general chemical reactions: Combination or synthesis, decomposition, single displacement, double displacement, and combustion.
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POINTS UP FOR GTABS!!!!!!
The first four terms and the 10th term of each sequence is given as follows:
a) n + 4:
First four terms: 5,6,7,8.10th term: 14.b) 3n - 1:
First four terms: 2, 5, 8, 11.10th term: 29.How to find the numeric value of a function or of an expression?To find the numeric value of a function or of an expression, we replace each instance of the variable in the function or in the expression by the value at which we want to find the numeric value.
The sequences are defined as follows:
a(n) = n + 4.b(n) = 3n - 1.Hence the first term of a(n) is given as follows:
a(1) = 1 + 4 = 5.
The tenth term of b(n) is given as follows:
b(10) = 3(10) - 1 = 30 - 1 = 29.
The same procedure is applied to find the remaining terms.
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Describe the method used to integrate sin °x
Choose the correct answer below.
O A. Rewrite sin °> as tan x cos 3x, then use the substitution u = cos x.
O B. Rewrite sin °x as (1 - cos 2x) sinx, then use the substitution u = cos x.
O C. Rewrite sin °x as ( sin ?x) sin x, then use a half-angle formula to rewrite the sin ? term.
O D. Rewrite sin °x as (1 - cos 2x) sinx, then use a half-angle formula to rewrite the cos ^x term.
The correct answer is option B. Rewrite sin °x as (1 - cos 2x) sinx, then use the substitution u = cos x.
What is sine?
Sine is a trigonometric function that relates the ratio of the length of the side opposite an angle in a right triangle to the length of the hypotenuse. In a right triangle, the sine of an angle is defined as the ratio of the length of the side opposite the angle to the length of the hypotenuse.
Mathematically, the sine function is denoted as sin(x), where x is the angle. The sine function takes an angle in radians as its input and returns the corresponding sine value.
By using the identity \(sin^2(x) + cos^2(x) = 1\), we can rewrite sin °x as (1 - cos 2x) sinx.
Then, we can make the substitution u = cos x, which allows us to express the integral in terms of u. This substitution simplifies the integral and makes it easier to evaluate.
Therefore, the correct method to integrate sin °x is to rewrite it as (1 - cos 2x) sinx and then use the substitution u = cos x.
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