Question

simplyfy the
cos 48
-sin 42°​

Answer 1

Answer:

cos 48 - sin 42

cos ( 90 - 42 ) - sin 42

sin42 - sin 42 = 0

Step-by-step explanation:

cos ( 90 - theta ) = sin theta

sin ( 90 - theta ) = cos theta

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Answer 2

HEY MATE YOUR ANSWER IS HERE...

COS 48 - SIN 42

COS 48 - COS (90 - 42 )

[ AS COS ( 90 - X ) = SIN X ]

COS 48 - COS 48

= 0

THANKS FOR YOUR QUESTION HOPE IT HELPS...

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