Answer:
Step-by-step explanation:
Starting with
2
x
2
−
5
=
0
, first add 5 to both sides to get:
2
x
2
=
5
Divide both sides by 2 to get:
x
2
=
5
2
Take the square root of both sides (allowing both positive and negative roots) to get:
x
=
±
√
5
2
=
±
√
5
√
2