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Solve the following quadratic equations by extracting square roots. Answer the questions that follow. Show solutions
1. x² = 16
. 6. 4x² - 225 = 0
2. t=81
7.
3h²-147 = 0
3. r-100 = 0
8.
(x-4)² = 169
4.
x²-144 = 0
9.
(k+7)² = 289
5. 2s² = 50
10. (2s 1)² = 225