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Solve the equation. c2 = 4
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0 votes
Solve the equation.
c2 = 4

User Amr
by
4.7k points

2 Answers

4 votes

Answer:

+/- 2

Explanation:

+/- 2 = sqrt(4)

2×2=4

sqrt is square root

User Hasitha Diluka
by
4.5k points
4 votes

Answer:

c = ±2

Explanation:

c^2 =4

Take the square root of each side

sqrt(c^2) = ±sqrt(4)

c = ±2

User RamHS
by
4.9k points
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