Question

write the roots of quadratic equation x^2+8=0

Answer 1

x^2 +8 =0
x^2= -8
X = 2√2 or -2√2
I think it is correct

Answer 2

Answer:

Let's solve your equation step-by-step.

x2−8=0

For this equation: a=1, b=0, c=-8

1x2+0x+−8=0

Step 1: Use quadratic formula with a=1, b=0, c=-8.

x=

−b±√b2−4ac

2a

x=

−(0)±√(0)2−4(1)(−8)

2(1)

x=

0±√32

2

x=2√2 or x=−2√2

Answer:

x=2√2 or x=−2√2

Step-by-step explanation:

I hpe this helps you