Question

Please help me out really need help

Answer 1

B

add the two together.... 5x^3 is the only cube A or B only x is 6x and only B has that

Explanation:

Answer 2

your answer is B

`f(x)=2x^(2) +6x-4`

`g(x)=5x^(3) -6x^(2) -3`

`(f+g)x=2x^(2) +6x-4+5x^(3) -6x^(2) -3`

`=5x^(3) -4x^(2) +6x-7`

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