04/30/13

#### Identify the greatest common factor. Than factor the expression.

x^7-3x^6-3x^5   What is the greatest common factor?

04/30/13

#### Identify four common factors of 2x^2+4x

Choose the correct answer below. (a) 1, 2, 2x, 2x^2 (b) 2 ,2x, 4x, x^2 (c) 2, x ,2x, x^2 (d) 1, 2, x, 2x

04/30/13

#### how do you find the missing variable in a parallelogram

find the value of each variable

04/30/13

#### i have problem simplifying this math problem so i needed someone to help me understanding the order operation this problem could be sovle in thank you

I have this math problem that I can simplify ,I should needed to simplify the curvy parentheses and then square brackets with an exponent  and native 4+{-1(-2-1)}2

04/30/13

#### how do I expand this expression log to base 2 x^4 sqrt y/z^3

log to base 2 x^4 square root y/z^3

04/29/13

#### determine how many solution exist

< = angles determine how many solution exist <A = 84 , a = 25 , b=15Solutions ----< B = __ <C = ___ c=__<B= __ <C=__ c=__

04/29/13

#### how many solution exist

< = angles determine how many solution exist <A = 65 , a = 10 , b=20Solutions ----< B = __ <C = ___ c=__<B= __ <C=__ c=__

04/29/13

#### Find the z-intercept of the equation?

Let z=(e^x)(cos(xy)). Find the z-intercept of the equation of the tangent plane to the surface at (1, pi/2, 0).

04/29/13

#### Find a parametric representation of the surface?

Find a parametric representation of the surface z=3x+4y.

04/29/13

#### what is the least common multple of each set of these no. 5and6

need help on least common multple of each set numbers   the numbers are 5 and 6

04/29/13

#### law of cosines

use the law of cosines to find angle measure. a = 9 b = 10 c = 11 Find the measure of Angle(A) ?

04/29/13

#### exact value

use an angle sum identity to calculate the exact value of  tan(75).

04/29/13

#### law of cosines

use the law of cosines to find the side of each triangle. round the answer to nearest tenth.angle(A ) = 58 degree side (b) = 9side (c) =12find side (a) ?

04/29/13

#### -6y(8y to the fifth power)

i am not sure how to do this problem

04/29/13

#### How to do solving equations by completing the square?

The problem is a squared-2a-8=0 I do not know how to do this because I was absent. My teacher told me the answer, which is (4,-2), but I do not get how to solve it! Please help

04/29/13

#### four cards are drawn in succession and without replacement from a standard deck of 52 cards. How many sets of four cards are possible?

answer options are 270,725 54,145 121,431 1,082,900 6,497,400

#### I need help on 2 things based on this word problem.

The student council is planning a party at the skating rink. There is a $100 fee to reserve the rink for the party. It will also cost$5 per person, which includes the rental skates and snacks. a.... more

04/29/13

#### Show that:

(a-b)(a-b+c)      =      (b-a)(a-b+c) (b-a)(c-b)(d-c)        (a-b)(b-c)(c-d) Can this be proven?   My opinion is that the part in bold is incorrect.   Please verify. Thank-you!

04/29/13

#### I have 2 problems i can not figure out how to set up.

If you stat a biology experiment with 5,000,000 cells and 45% of the cells are dying every minute, how long will it take to have less than 1000 cells? state by constructing a model of the form a=a... more

04/29/13

#### why is the earth closer to the sun during our winter in the northern hemisphere

my teacher said this was the wrong answer but she never taught us that it was like that she says we are farther away because the axis is pointed away from the sun!!!

04/29/13

#### calculus question......

the position function s of a point is given by two dimensional quantities  where t in seconds and the y direction is affected by gravity (10m/s/s). y(t)=4t*sin(θ) - 5t2       &      ... more

04/28/13

#### given that f(x) = sin(x), show that f(x+h)-f(x)/h = sinx(cos(h)-1/h) + cos(x)(sin(h)/h)

given that f(x) = sin(x), show that f(x+h)-f(x)/h = sinx(cos(h)-1/h) + cos(x)(sin(h)/h) precal question

04/28/13

#### How do you solve 3x+y =-2 and x-y=6?

With whatever method is easiest...substitution or elimination?

04/28/13

#### what is a absolute number

absolute numbers

04/28/13

#### use a double angle and half angle identity

write Cos^2(x/2) - Sin(2x) in terms of Sin(x) and Cos(X) . ((hint use a double angle and half angle identity ))

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

Get a free answer to a quick problem.
Most questions answered within 4 hours.

#### OR

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