Mathematics, 17.03.2021 23:50 melo2424

Let p(x) = 15x^4 − 9x^3 + 16x^2 − 21x + 8. (a) Find p(1).
(b) Find the sum of the coefficients of p(x^2).
(c) Find the sum of the coefficients of p(x^3 − x^2 + x).
(d) Find the sum of the coefficients of (x − 1)p(x).

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Let p(x) = 15x^4 − 9x^3 + 16x^2 − 21x + 8. (a) Find p(1).
(b) Find the sum of the coefficient...