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Solve The ff.quadratic equations by extracting square roots.

1.x^2=16

2.t^2=81

3.r^2-100=0

4.x^2-144=0

5.2s^2=50

6.4x^2-225=0

7.3h^2-147=0

8.(x-4)^2=169

9.(k+7)^2=289

10.(2s-1)^2=225

1
by blessieodoya

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