Question

2x(1+x^2+3x)+5x and 4(x^2+3x-1) add
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Answer 1

Answer:

2x(1+x^2+3x)+5x and 4(x^2+3x-1) add

Step-by-step explanation:

please mark it brillant

Answer 2

Answer:

Step-by-step explanation:

simplifying first expression

2x+2x^3+6x^2+5x

=2x^3+6x^2+7x

so 2x^3+6x^2+7x+4x^2+12x-4

2x^3+10x^2+19x-4