Question

10. The value of cos 23°-sin 23°
cos 230 +sin 230
is:
A.
tan 220
B. tan 349
C.
tan 24°
D. None of these​

Answer 1

A.) tan 22° is your correct answer....

I thought your question is ......

cos 23° - sin 23°

_____________

cos 23° + sin 23°

Step by step explanation is in the attached image.....

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