if Sin^2A+ cos^25B = 1. find B IF A = 20°
Answers
Answered by
1
Step-by-step explanation:
when we are going to solve this type of questions, we have to try keep same Trigonometric functions.
so we will get answer easily.
Attachments:
![](https://hi-static.z-dn.net/files/d6b/78467b52e27f5b31566c061ef6c32a27.jpg)
Similar questions