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\sin {}^(2) (a) + cos {}^(2) (a) = ??? ​
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20 votes

\sin {}^(2) (a) + cos {}^(2) (a) =
???

​

User Segalaj
by
6.3k points

2 Answers

11 votes

Answer:

sin^2a+ cos^2a=1

it is derived from Pythagoras theorem

User Martin Carpella
by
7.2k points
9 votes

Answer:

sin^2a+ cos^2a=1

Explanation:

User Jay Shankar Gupta
by
8.0k points
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