SOLUTION: I am trying to factor this problem. 18x^3-2x
I know I must use a formula. a^3-b^3=(a-b)(a^2+ab+b^2)
This is what I did.
18^3-2x
(18-2)(18^2+9+2^2)
(9-2)(9^2+9+1*2)
2(3+
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-> SOLUTION: I am trying to factor this problem. 18x^3-2x
I know I must use a formula. a^3-b^3=(a-b)(a^2+ab+b^2)
This is what I did.
18^3-2x
(18-2)(18^2+9+2^2)
(9-2)(9^2+9+1*2)
2(3+
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Question 579391: I am trying to factor this problem. 18x^3-2x
I know I must use a formula. a^3-b^3=(a-b)(a^2+ab+b^2)
This is what I did.
18^3-2x
(18-2)(18^2+9+2^2)
(9-2)(9^2+9+1*2)
2(3+3+1)
This is not the answer and I don't know what I am doing wrong. Can you help me please? Answer by scott8148(6628) (Show Source):