sin 75 + cos 65 plz tell me fast
Answers
Answered by
0
Answer:
1.38854
Step-by-step explanation:
sin 75 + cos 65= 1.38854
Ans= 1.38854
Answered by
1
Step-by-step explanation:
sin75+cos65
=sin75+cos(90-25)
=sin75+sin25
=2sin{(75+25)/2}cos{(75-25)/2}
=2sin50cos25
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