3. Evaluate :
(1)
sin? 63° + sin? 270
cos? 17° + cos2 73°
이도
(ii) sin 25° cos 65° + cos 25° sin 65°
Answers
Answered by
2
Step-by-step explanation:
Hope this helps you.
Please mark me as brainliest.
Attachments:
![](https://hi-static.z-dn.net/files/d2a/4f42152945a80ae38f2d85883c77353d.jpg)
![](https://hi-static.z-dn.net/files/db5/ddbb0cdf8944157b969f9347821dc470.jpg)
Similar questions