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Answered

Give the missing number of a² - 9 = ( a-____) (a+____) ?

a. 1 b. 2 c. 3 d.4​

Sagot :

MISSJINDYSUMMERIN

ANSWER:

Give the missing number of a² - 9 = (a - _)(a  + _)

  • A. 1
  • B. 2
  • C. 3
  • D. 4

Checking:

(a - 3)(a + 3)

  • a · a = a²
  • 3 · -3 = -9
  • a² - 9
SECRETNUMBERIN

Answer:

c. 3

Step-by-step explanation:

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