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Select the correct answer. What are the zeros of this quadratic function? Rx) = (x - 7)(x + 8) A. x = 0 and x = 7 B. x= 0 and x = -8 C. x= 7 and x = -8 D. x = -7 and x = 8​

Respuesta :

Answer:

C

Step-by-step explanation:

x - 7 = 0, x is 7 and x + 8 =0, x is -8

mhanifa

Answer:

  • C. x= 7 and x = -8

Step-by-step explanation:

Given function

  • R(x) = (x - 7)(x + 8)

Zero's of the function

  • R(x) = 0
  • (x - 7)(x + 8) = 0
  1. x - 7 = 0 ⇒ x = 7
  2. x + 8 = 0 ⇒ x = -8

Correct choice is C.

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