Ask Question
8 December, 09:25

What are the solutions to the quadratic equation 3 (x - 4) 2 = 75?

cok

O

x = - 9 and x = 1

x = - 5 and x = 5

x = - 4 and x = 4

x = - 1 and x = 9

+4
Answers (1)
  1. 8 December, 10:30
    0
    3 (x-4) ²=75 / /:3

    (x-4) ²=25

    (x-4) ²-25=0

    x²+x+9x-9=0

    x (x+1) - 9 (x+1) = 0

    (x+1) (x-9) = 0

    x+1=0 x-9=0

    x=-1 x=9

    x=-1 and x=9
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “What are the solutions to the quadratic equation 3 (x - 4) 2 = 75? cok O x = - 9 and x = 1 x = - 5 and x = 5 x = - 4 and x = 4 x = - 1 and ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers