Question

Show that x = 1 is a zero of the polynomial 3x^3 - 4x^2+8x - 7​

Answer 1

Step-by-step explanation:

Let p(x) = 3x^3 - 4x^2 + 8x - 7

Then, p(1) = 3(1)^3 - 4(1)^2 + 8(1) - 7

= 3 + -4 +8 -7

= 11 - 11

= 0

Therefore, x = 1 is a zero of the given polynomial.

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