59,606 Answered Questions for the topic Math

Math

02/15/24

Find the equation of the exponential function represented by the table below: xx yy 00 44 11 1212 22 3636 33 108108
help
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02/15/24

Linear Algebra & Linear Systems
Consider the linear systemx1 + x2 - bx3 + (b-a)x4 = b-2x1 + ax2 - bx3 = 12x1 + 2x2 + ax4 = 0x1 + x2 -bx3 = 0for some real numbers a, b = R(a) Determine the values of a and b such that the system... more
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02/15/24

Linear Algebra & Linear Systems & Symmetric Matrices

Let A = [1 -1 0 0 1 1 1 0 -1] 3x3 matrix. Find all symmetric matrices B such that AB is a symmetric matrix. How do I do this question I know B is same as it’s transpose
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02/15/24

Linear algebra linear systems & matrices

Let A = [1 -1 0 0 1 1 1 0 -1] Find all symmetric matrices B such that AB is a symmetric matrix ?
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02/15/24

Please help- heat conduction and Newton's law of cooling
Criterion: The heat transfer coefficient is the same for the freezer and the refrigerator.Two bowls of the same size are filled with room-temperature coffee and then placed one in the freezer and... more
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Math

02/15/24

If 6 people want to equally share 2 1/3 of a candy bar, how much of the candy bar will each person get?
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Math

02/15/24

What is the approximate average rate of change over the interval [4, 18]?
What is the approximate average rate of change over the interval [4, 18]?
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Math

02/14/24

denise has 6 yards of ribbon to make bows. how many bows can she make from the ribbon if each bow uses 3/4 yard of ribbon
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Math

02/14/24

56 as the sum of 4 square numbers
I have it for my maths assignment, there was no support and I have no idea where to start!
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Math

02/14/24

Help with Rewrite this expression using the division symbol and as a fraction :: The quotient of k decreased by 4 and 9
Rewrite this expression using the division symbol and as a fraction :: The quotient of k decreased by 4 and 9
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Math

02/14/24

A bank loaned out $32,000, part of it at the rate of 10% annual interest, and the rest at 12% annual interest. The total interest earned for both loans was $3,500.00. How much was loaned at each rate?
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Math

02/14/24

Comparing linear equation
Which line is Which line in the graph is a transformation of the line Y =-3X after a rotation of 90° counterclockwise around the origin or horizontal shift of 2 units to the left and a vertical... more
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Math Calculus

02/13/24

Find the local linear approximation of...
f(x) = cos27x + x at x = 0. Then, use the approximation to estimate cos2(3.5) + 0.5.A) 0.5B) 4.5C) 1.5D) 1
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Math

02/13/24

Write an equation in slope-intercept form of the line that passes through the points (0,1) (4,2)
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Math Calculus

02/13/24

Evaluate the integral
Evaluate the integral
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Math Calculus

02/13/24

Evaluate the definite Integral
Evaluate the definite Integral
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Math

02/13/24

Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.
A charity is considering the possibility of having a benefit night at two different restaurants. The owner of the local Italian restaurant has offered to make a donation of $219 and $1 per diner... more
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Math

02/13/24

Find the inverse of the function: f(x)= -2(x+2)^3
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Math

02/13/24

An amusement park sells child and adult tickets at a ratio of 8:1. On Saturday, they sold 147 more child tickets than adult tickets. How many tickets did the amusement park sell on Saturday?
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02/12/24

What Is 2x(2+7)=9
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Math

02/12/24

Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.
Jasmine plans to attend the Fulton County Fair and is trying to decide what would be a better deal. She can pay $31 for unlimited rides, or she can pay $16 for admission plus $3 per ride. If... more
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02/12/24

Determine the following elementary matrices and their inverses. URGENT
No one answered my question the other time I posted. I'm not sure why I'm getting this question wrong. I have one last attempt. Please help asap! Here's the link to part 1:... more
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Math

02/12/24

Monica deposits ​$200 into her account and pay a simple rate of 3.3​%. Paul deposits ​$300 into a savings and pays a simple rate of 3.1​%.

Monica deposits ​$200 into a savings account that pays a simple interest rate of 3.3​%. Paul deposits ​$300 into a savings account that pays a simple interest rate of 3.1​%. Monica says she will... more
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02/12/24

calulus help plz
) Find all the real values of a and b such that the function f(x)=\ [[(sin^2 (2x))/(a * x ^ 2), ifx > 0], [b, ifx = 0], [arctan(1/(x ^ 2)), ifx < 0]] is continuous.
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02/12/24

Calculus help!!
A certain differentiable function / has a tangent line y = pi/2 * x - pi/2 at the point on its graph where x = 1 If g is another function defined by g(x)= sin(3f(x)) +( tilde f (x))^ 2 ] what is... more
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