Math, asked by warriorvicky165, 11 months ago

Find the coefficient of x^2 in the polynomial p(x) =(5-2x) (7x + 5x^2-x^4)

Answers

Answered by ajay8949

9

5(7x + 5x^2-x^4)-2x(7x + 5x^2-x^4)

35x + 25 x² - 5x⁴ - 14x² - 10x³ + 2x^5

35x + 11x² - 5x⁴ - 10x³ + 2x^5

the cofficient of x² is 11

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