16. Ifa-b= 0.9 and ab = 0.36, find (1) a + b (ii) a²- b²
Answers
Answered by
4
Step-by-step explanation:
here's your answer...
Attachments:
![](https://hi-static.z-dn.net/files/ddb/9b4d9b1bb9c1db7c8c933c8d9e8623ac.jpg)
Similar questions