04/27/13

Multiply to find the answer.

12xy(x+y)= (Simplify your answer.)

04/27/13

Multiply to find the answer.

-5 (6y+8)=? (Simplify your answer. Do not factor.)

04/27/13

Add the polynomials

(7ab^2+2a^3b + 2a^3b) - (5a^b _7ab^) What's the sum of the polynomial ? (Simplify your answer.)

04/27/13

Determine rather the expression is a polynomial. -8x - 1/6x

If it is, state how many terms and variables the polynomial contains. Than state its degree.

04/27/13

Let aT be the tangential component of the acceleration?

Let aT be the tangential component of the acceleration vector of r(t)=<t-sin(t), 1-cos(t), 0>. What is (aT)^2 at t=pi/2? r'(t)=<1-cos(t), sin(t), 0> r''(t)=<sin(t), cos(t),... more

04/27/13

What is Difference between Ions and radicals ? Nitrogen is ions or radicals !

What is Difference between Ions and radicals ? Nitrogen is ions or radicals !

04/27/13

equation of the line

find the equation of the line passes through the point (1,-4) and parallel to the line with equation 3x-4y=12

04/27/13

Graphing Question

I have a graph, y=g(x). If g(2)=k, which of the following could be the value of g(k). How do I go about this? I don't have any additional details...?

(x-8) less than or equal to [ (40/(x+4)) - (90/(x+5)) solve for x

Another one is (6x-5 ) < (6/x)   Do you solve for x on these the way that you would if it were an equal sign rather than <> signs?

04/26/13

(-x)^2(-x)^5

simplify the expression

04/26/13

Let a=<2, 3, 1> and b=<-2, 5, -3>?

Let a=<2, 3, 1> and b=<-2, 5, -3>. Find the absolute value of a+b.  

How do I factor 77x^3=22y^2-33x-88?

Heres what I did: 77x^3=22y^2-33x-88 11(7x^3+2y^2-3x-8) x(7x^3+2y)(-3x-8) (7x^2+2y)(-3-8) (7x^2=2y)(-11) at this point, im pretty sure ive done something wrong, but i cant figure what! Please... more

04/26/13

If a bank compounds continuously, then the formula used is A = Pe rt where e

If a bank compounds continuously, then the formula used is A = Pe rt where e is a constant and equals approximately 2.7183. Calculate A with continuous compounding. Round your answer to the nearest... more

how to use the quadratic formula

the problem 7x^2+123x-4

04/26/13

i cant seem to get the right answer i put 1 after all the

the exponent is the 3 the base is 2 -(29-8X3) ......i got 1

04/26/13

Composition of Functions

(f*g)(x) and (g*f)(x) f(x)=x-4 and g(x)=3x-4 Not sure how to do  

04/26/13

Inverse Function

f(x)=6x-1 Not sure on where to start from...

04/26/13

Divide to find the answer.

8x^3-2x+6 divided by 2x= (simplify your answer)

04/26/13

Specify the Domain of Each Function

f(x)=x^2-9 Not sure where to even start...

04/26/13

Select the answer that best completes the given statement.

Because 2x^3-x+5 divided by x+1 equals 2x^2-2x+1 with remainder 4, it follows that 2x^3-x+5=? (a) (x+1+4)x(2x^2-2x+1. (b) 4 x (2x^2-2x+1+x+1. (c) (x+1) x 2x^2+2x+1)+4. (d) (x+1) x (2x^2 - 2x+1+4.

If a sum of money is deposited in a savings account that is paying x percent annual interest (expressed as a decimal.)

Then this sum of increases by a factor of (1+x^3 after years. (a) Multiply the expression.) (b) Evaluate the polynomial expression found in part (a) for an annual interest rate of 50% or x=0.5  

04/26/13

(2a+4)^3=?

What's the product?

04/26/13

Multiply to find the answer.

(6b+2)^2=?

04/26/13

Multiply to find the answer

(8m+7n)(8m+7n)=?

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