cos 75 degree is equal to
Answers
Answered by
0
Answer:
Answer is ✓6-✓2/4
.
Hope it helps you and please mark it as brainliest :))
Answered by
0
Answer:
cos 75
=cos (45+30)
=cos 45 cos 30-sin 45 sin 30
=1/root 2 × root 3/2-1/root 2 × 1/2
=root 3/2 root 2-1/2 root 2
=root 3-1/2root 2
Similar questions