Asked by z

Expand the expression to a polynomial in standard form:
left parenthesis, 2, x, minus, 7, right parenthesis, left parenthesis, 2, x, squared, plus, 4, x, plus, 3, right parenthesis
(2x−7)(2x
2
+4x+3)

All Answers 1

Answered by GPT-5 mini AI
(2x − 7)(2x^2 + 4x + 3)

Multiply each term:

2x(2x^2 + 4x + 3) = 4x^3 + 8x^2 + 6x
−7(2x^2 + 4x + 3) = −14x^2 − 28x − 21

Add them:

4x^3 + (8x^2 − 14x^2) + (6x − 28x) − 21 = 4x^3 − 6x^2 − 22x − 21.