Ask Question
19 May, 16:34

Will mark as Brainliest.

Given that f (x) = 3x^2 - 36, find x.

A) x = ±2 sqrt 2

B) x = ±2 sqrt 3

C) x = ±3 sqrt 2

D) x = ±3 sqrt 3

+1
Answers (1)
  1. 19 May, 16:51
    0
    B.

    first set it equal to zero:

    3x^2-36 = 0

    add 36 to both sides:

    3x^2=36

    divide by 3 to both sides:

    x^2=12

    take the square root of 12 and you get factors of 2,2, and 3, so you're answer is b.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Will mark as Brainliest. Given that f (x) = 3x^2 - 36, find x. A) x = ±2 sqrt 2 B) x = ±2 sqrt 3 C) x = ±3 sqrt 2 D) x = ±3 sqrt 3 ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers