sin 75° cos 15° + cos 75° sin 15° / cot 5° cot 30° cot 35° cot 85°
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=> cos²15° + sin²15° / tan 85° cot 85° cot 30° tan 45°
=> 1/ √3 x 1
=> 1/√3
we changed the values by the formula : ( sinФ = cos(90-Ф) )
cot 30 = √3 and tan45 = 1
hope it helped
=> 1/ √3 x 1
=> 1/√3
we changed the values by the formula : ( sinФ = cos(90-Ф) )
cot 30 = √3 and tan45 = 1
hope it helped
faizaankhanpatp3bt9p:
plz mark brainliest
What about cot 30° × tan 45° ?
cot 30 = root 3 and tan 45 is 1 trigonometric values
i edited my answer u can see that now
ok :-)
Final answer is 1/√3 ?
ya
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