59.1k views
2 votes
Expand

True or False

sin( x - pi/2 ) = cos x

User Sbennett
by
9.2k points

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
by
9.0k points
8 votes

Answer:

hola le noeva si (true) neisa adios

User Australia
by
7.9k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories