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29 votes
29 votes
How do you solve quadratic using square roots?ex: (p-4)²=49

User Kisinga
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1 Answer

25 votes
25 votes

Apply square root to both sides of the equation:


\sqrt[]{(p-4)^2}=\sqrt[]{49}
p-4=7

Add 4 to both sides of the question:


p-4+4=7+4
p=11

User Hossein Salmanian
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3.3k points