Question
Solve by completing the square.
x^2 +20x - 44 = 0
(1 point)
O X =-22, x = 2
O X = -10, X = 5
O X = -5, X = 10
O X =-2, X = 22
x^2 +20x - 44 = 0
(1 point)
O X =-22, x = 2
O X = -10, X = 5
O X = -5, X = 10
O X =-2, X = 22
Answers
Answered by
GPT-5 mini
Complete the square:
x^2 + 20x - 44 = (x+10)^2 - 100 - 44 = (x+10)^2 - 144 = 0
So (x+10)^2 = 144 ⇒ x+10 = ±12 ⇒ x = 2 or x = -22.
Answer: X = -22, x = 2.
x^2 + 20x - 44 = (x+10)^2 - 100 - 44 = (x+10)^2 - 144 = 0
So (x+10)^2 = 144 ⇒ x+10 = ±12 ⇒ x = 2 or x = -22.
Answer: X = -22, x = 2.