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A13-Square Root Equations
Solve each equation. Remember to check for extraneous solutions.
1) √𝑥 − 4 = 3
2) 2√𝑥 + 1 = 14
3) 4 + √𝑥 + 1 = 14
4) −8 + √5𝑥 − 5 = −3
5) 3√𝑥 − 2 = −5
6) −3 = 2√𝑥 + 7 − 7
7) √2𝑥 − 1 = 𝑥
8) −10√𝑥 − 10 = −60
9) 90 = 9√25𝑥
10) √3𝑥 = √4𝑥 − 1
11) √𝑥 = √2𝑥 − 6
12) 𝑥 − 7 = √3𝑥 − 21
13) √30 − 𝑥 = 𝑥
14) √2𝑥 − 1 = 𝑥 − 8
15) √−𝑥 − 1 = 𝑥 + 1