If cos ( A + B ) = 0 and sin ( A − B ) = 0 , then

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If cos ( A + B ) = 0 and sin ( A − B ) = 0 , then what is the value of angle A and angle B?

( 0 degree < A, B ≤ 90 degree ) .

[SSC CHSL 15th March 2023 Shift-1 With Answers]

A

20 degree, 70 degree

B

45 degree, 45 degree

C

15 degree, 75 degree

D

60 degree, 30 degree

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