4 years ago

Subtract the polynomials. (3x2 + 5x + 7) - (-4x2 + 3x - 6)

1 answer:

4 0

$(3x^2 + 5x + 7) - (-4x^2 + 3x - 6)=\\\\ 3x^2 + 5x + 7 +4x^2 - 3x + 6=\\\\3x^2 + 4x^2+5x-3x+7+6=\\\\\boxed{\bf{7x^2+2x+13}}$

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