find the product .(5x2 + 3x + 7) (2x - 3)
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Answer:
10x³-9x²+5x-21
Step-by-step explanation:
2x (5x²+3x+7) -3 (5x²+3x+7)
Multiply
2x*5x²+2x*3x+2x*7-3*5x²-3*3x-3*7
10x³+6x²+14x-15x²-9x-21
10x³+6x²-15x³+14x-9x-21 (grouping)
10x³-9x²+5x-21
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