value of sin75+sin15 will be
Answers
Answered by
11
Answer:
check attachment....
Attachments:
Answered by
41
Step-by-step explanation:
sin75+sin15
by using the formula
sinA+sinB = 2 sin (A+B/2) cos(A-B/2)
sin75+sin15 = 2sin(75+14/2) cos (75-15/2)
= 2sin90/2 cos60/2
= 2 sin45 cos30
= 2 1/√2 √3/2
= √3/√2
hope it's help you
Similar questions