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Simplify: −3x2+7x+2+x3−x2−9 A −3x2+7x−7 B x3−3x2+7x−7 C x3−4x2+7x−9 D x3−4x2+7x−7
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Simplify: −3x2+7x+2+x3−x2−9 A −3x2+7x−7 B x3−3x2+7x−7 C x3−4x2+7x−9 D x3−4x2+7x−7
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May 19, 2021
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Simplify: −3x2+7x+2+x3−x2−9
A −3x2+7x−7
B x3−3x2+7x−7
C x3−4x2+7x−9
D x3−4x2+7x−7
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Explanation:
-3x² + 7x + 2 + x³ - x² -9
= x³ -3x² -x² + 7x +2 -9
= x³ -4x² + 7x -7
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May 23, 2021
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