What is -5ab(6a-4b) in like terms? (distributive property polynomials)?

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Please Help!!! HARD MATH!!!

2007-05-14 12:05:30 · 3 answers · asked by //♥Lexi♥// 2 in Science & Mathematics ➔ Mathematics

Ok, also help with 4x2(3x2-x) (the 2 means squared)

2007-05-14 12:08:21 · update #1

-5ab(6a - 4b)
= (-5ab)(6a) + (-5ab)(-4b)
= -30 a^2 b + 20 a b^2

4x^2(3x^2-x)
= 4x^2 (3x^2) + 4x^2(-x)
= 12x^4 - 4x^3

2007-05-14 12:14:00 · answer #1 · answered by Mathematica 7 · 0⤊ 0⤋

-5ab(6a-4b)
-30a^2*b+20ab^2

2007-05-14 12:11:14 · answer #2 · answered by yupchagee 7 · 0⤊ 0⤋

-5ab(6a-4b)

-30a^2b+20ab^2

4x^2(3x^2-x)

12x^4-4x^3

2007-05-14 12:19:00 · answer #3 · answered by Dave aka Spider Monkey 7 · 0⤊ 0⤋