March 1, 2015

Homework Help: algebra -

Posted by marko on Monday, May 13, 2013 at 7:37pm.

#21 -can you help me solve this equation:
3x^2 (2x - 2)

i keep getting: 6x ^2 -6

#22 can you check this one:
(2x ^2) (6x^2)
i got 12x

#23 can you check this one:
(4m^2 + m -2) + (-m^2 - 3m)
i got: -4m ^2 + 4m-2

#25 can you check this one:
(3x^2 -x -1) + (2x^2 + 2x -1)

i got: -6x ^2 +1x

#26 (-2n^3)(2n)

i am stuck i got: -2n^3 *2n

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