Mathematics, 20.03.2020 12:53, DisneyGirl11

Simplify.

(3x2 + 2x + 7x3) + (10x2 + 6x + 9)

A) 7x3 + 13x2 + 8x + 9
B) 7x3 + 30x2 + 12x + 9
C) 13x2 + 8x + 16x3
D) 13x4 + 7x3 + 8x2 + 9

Answers: 1

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Do you know the correct answer?

Simplify.

(3x2 + 2x + 7x3) + (10x2 + 6x + 9)

A) 7x3 + 13x2 + 8x + 9
B...