02/20/14

Solve the exponential Equation.

Solve the exponential Equation.   2(1.035)^x-2006 = 15   (Do not round until final answer. Then round to four decimal places as needed. Use a comma to seperate answers as needed.)

02/20/14

6, 8, 10, 12, up tp 246. how long is the total length of all the rods?

A support rod is 6 feet long and every rod after is 2 feet longer than the previous (6, 8, 10, 12.......246) up to 246. What is the formula to find the total length of all the rod lengths added... more

Where does PEMDAS come from?

I know what it stands for, but how was the order of operations decided upon?

02/20/14

Find the monthly payment for the loan.

Find the monthly payment for the loan. (Round your answer to the nearest cent.)A $128,000 home bought with a 20% down payment and the balance financed for 30 years at 8.5%

Separate 30 into 2 parts such that 1 number is 8 more than the other.

Separate 30 into 2 parts such that 1 number is 8 more than the other.

2x + 3y = 13, x^2 + y^2 = 78

solve the simultaneous equation, giving the answer in their simplest surd form..

2x + 2y = 7, x^2 - 4y^2 = 8

solve by simultaneous equation....

02/19/14

find the midpoint of the line segment with the given endpoints

(6, 10), (-8, 5)

Mary has a container that will hold 2 gallons. She needs one that is proportional in size to the one she has but will hold 16 gallons.

What scale factor should she use to find the dimensions of the larger container?

02/19/14

Helen has a flash drive that can hold 5120 megabytes. If she puts on 896-megabytes file and one 1232-megabytes file on it,

Helen has a flash drive that can hold 5120 megabytes. If she puts 896-megabytes file and one 1232-megabytes file on it, how many more megabytes can the flash drive hold?

How can you tell when you do (area= base times heigh/2t)

     ^ 8ft/_\ 8ft      17ft   (a=b*h/2)

02/19/14

Which is the solution to [5x] is greater than 15?

This is an algebra II question that i can't for the life of me understand

02/19/14

how do you find the value of x in this matrix equation?

2    4    4 2    x    -10   =740 -5   9    3

estimation

Rita goes to the mall. If n is the number of items she bought, the expression 11.54n + 28 gives the amount she spent in dollars at one store. Then she spent 30 dollars at another store. Find the... more

02/19/14

For the polynomial function, use the remainder theorem and synthetic division to find f(k)

For the polynomial function, use the remainder theorem and synthetic division to find f(k).   f(x)=3x^2+75, k=5i   f(5i)=?

02/19/14

Use the remainder theorem and synthetic division to find f(k) for the given value of k.

Use the remainder theorem and synthetic division to find f(k) for the given value of k.   F(x)=3x^4-11x^3-x^2+4x+2; k=-1/3   f(-1/3)=?

02/19/14

Express f(x) in the form f(x)= (x-k)q(x) +r for the given value of k.

Express f(x) in the form f(x)= (x-k)q(x) +r for the given value of k.   F(x)=3x^3+x^2+x-4, k=-1   f(x)=?

Find an equation of a hyperbola of the type. x^2/b^2-y^3/a^2=1 that passes through the points (-3,-3£5/2) and (-3/2,0).

Need help with math word problems I am not good with word problems in math thank you all for helping me

Can you help me with this problem in my description?

Jane plans a car trip from Newtown to Trent. The distance between the towns is 925 miles. Then 3 days later, she drives back to Newtown. If she only has 7 days for the trip how many miles does she... more

monty hall problem with 4 doors

Explain the Monty Hall problem in the case of 4 doors computing specific probabilities.

02/19/14

Find (f*h)(7)

Let f(x)= x-1, h(x)= -x+1 find (f*h)(7)

02/19/14

give me two points that has the slope of 5

Give  me two points that has a slope of 5.

02/19/14

Find an equation of the circle that passes through the points (10,7),(-6,7)and (-8,1)

Word problems in math I just need help with them thank you for your help

6x-4y=1 -6x-4y=7

6x-4y=1    -6x-4y=7

02/19/14

What two numbers whose product is 4 and the sum of whose reciprocals is 65/56.

The math word problems I need help with thank you all for being there

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