add x³+5 x²+ 3x to 6 x² – 8 x³ + 8
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i expaliain by by add x-3 MULTIPLY 3 so Step-by-step explanation:
answer is 22
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Step-by-step explanation:
(x³ + 5x² + 3x) - (6x² - 8x³ + 8)
= (x³ + 5x² + 3x) + (-6x² + 8x³ - 8)
= (x³ + 8x³) + (5x² - 6x² ) + 3x - 8
= 9x³ - x² + 3x - 8
Hope it helps you, friend!
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