Pls answer clearly okh
Cos48-Sin42
pls solved
Answers
Answered by
1
Answer:
0
Step-by-step explanation:
cos48 - sin42
cos48 - sin ( 90 - 48)
cos48 - cos48
0
since
sin( 90 - A) = cosA
Answered by
1
Answer:
cos(48)-sin(42)
=cos(48)-sin(90-48)
=cos(48)-cos(48)
=0
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