wareagleau24 wareagleau24

24-10-2020
Mathematics

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What are the zeros of the function y = (x − 4)(x2 − 12x + 36)?

A.
-6, 4, and 6
B.
4 and 6
C.
-6 and -4
D.
0, 4, and 6

Respuesta :

sqdancefan sqdancefan

27-10-2020

9514 1404 393

Answer:

B. 4 and 6

Step-by-step explanation:

The quadratic term is a perfect square, so the full factorization is ...

y = (x -4)(x -6)²

The values of x that make these factors zero are 4 and 6.

The zeros are 4 and 6, matching choice B.

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