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True or False

sin( x - pi/2 ) = cos x

User Sbennett
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2 Answers

7 votes
It’s true because From (1) and (2) we can see that sin (π/2-x) and cos x are both AB/AC. Hence sin(π/2 - x) = cos x.
User Slow
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5.8k points
8 votes

Answer:

hola le noeva si (true) neisa adios

User Australia
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