Simplify square root one minus cos squared theta, need explanation please

Jowenece asked Jul 22, 2023

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16 votes

Jowenece asked Jul 22, 2023

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25 votes

When you square root something’s it’s times by the same number
-1 squared =-1•-1
1•1=1
-•-=+
-1•-1=+1
=1

Edon answered Jul 28, 2023

by Edon

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