sin 75° + cos 75° का मान निम्नलिखित में से क्या होगा?
(a) 2/3
(b) /3/2 (c)2/13
(d)/3/2
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Step-by-step explanation:
Super brilliant answer
Given,
sin 75° + cos 75°
= sin (45° + 30°) + cos (45° + 30°)
= (sin 45° cos 30° + cos 45° sin 30° ) + (cos 45° cos 30° - sin 45° sin 30°
= Put value and solve it .
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