sin(A+B)=sin A .cos B+cos A .sin B.Find the value of sin 75°
Answers
Answered by
1
Sin 75° = Sin(45+30)
Sin(45+30) = Sin45×Cos30 + Cos45 × Sin30
= 1/√2 × √3/2 + 1/√2 × 1/2
= √3/2√2 + 1/2√2
= √3+1 / 2√2
If you satisfied mark it brainliest.
Sin(45+30) = Sin45×Cos30 + Cos45 × Sin30
= 1/√2 × √3/2 + 1/√2 × 1/2
= √3/2√2 + 1/2√2
= √3+1 / 2√2
If you satisfied mark it brainliest.
Similar questions