Question

Solve the quadratic function by completing the square

-32 = 2(x+ + 10x)
-32 +
= 2(x+ + 10x + 25)
18 = 2(x + 5)2
9 = (x + 5)2
= x + 5
+
x= -2 orx =

Answer 1

Explanation:

-32=2х+20х+50

-32=22х+50

-32-50=22х

-82=22х

-3.7=х