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What’s the two square roots of 49
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What’s the two square roots of 49

User MerickOWA
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1 Answer

4 votes

Answer:

14

Explanation:


√(a)=b\iff b^2=a,\ \text{for}\ a\geq0\ \wedge\ b\geq0\\\\√(49)=7,\ \text{because}\ 7^2=49\\\\2√(49)=2\cdot7=14

User Dmitry Dyachkov
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