(3x^3-2x^2+7)(x^3+2x) using foil method
1 answer:
Answer:
x(8x-5-13x³+2x²)
Step-by-step explanation:
(3x²-5x-7x^4)-(-2x³+6x^4-5x²)
(x(3x-5-7x³))+2x³-6x^4+5x²
x(3x-5-7x³)+2x³-6x^4+5x²
x(3x-5-7x³+2x²-6x³+5x)
x(8x-5-13x³+2x²)
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