Question

find the valve of sin 30x cos 45 +sin 60 xsin 90+ cos 90​

Answer 1

Answer:

(cos 0° + sin 45° + sin 30°)(sin 90° − cos 45° + cos 60°) …(i) By trigonometric ratios we have By substituting above values in (i), we get Read more on Sarthaks.com - https://www.sarthaks.com/34040/evaluate-each-of-the-following-cos-0-sin-45-sin-30-sin-90-cos-45-cos-60