railway RRB JE (CBT I + CBT II) Mock Test 2024 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities

જો tan A = 3/4 અને tan B = 5/12 અને A અને B પ્રથમ ચતુર્થાંશમાં હોય, તો cos(A + B) ની કિંમત શોધો.

1
1
2
33/65
3
16/65
4
15/48
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