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

#### 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.

04/26/13

#### 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

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

#### 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

#### 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.

04/26/13

#### Q#2:There are 50 tiles of which 15 are A's in a scrabble game. What is the probability of getting both A's when two tiles are drawn?

this is dependent and independent probability question

04/26/13

#### 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

## Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.

Most questions answered within 4 hours.

#### OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.