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Solve the following equation algebraically: x^2=20

Solve the following equation algebraically: x^2=20
asked 223k views
0 votes
Solve the following equation algebraically:
x^2=20

asked
User Michael McGowan
by
8.1k points

2 Answers

4 votes
x² = 20
x = sqrt20
x = + or - 2root5

x = 2root5
x = -2root5

answered
User Andrew Hendrie
by
9.0k points
6 votes

Answer:

D

-4.47, 4.47

Edge 2020

answered
User Zilong Li
by
8.3k points
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