Answers!
Hi Srinivas,
In Ex 8.2, 2 (iii), we should stop checking the answer after getting the correct answer.
Actually, sin (90 + x) = cos x is a formula which we will be studying in Class 11. It won't be needed in Class 10. So, you can ignore that for now.
Comment
Answer the question...
Hi Srinivas,
In Ex 8.2, 2 (iii), we should stop checking the answer after getting the correct answer.
Actually, sin (90 + x) = cos x is a formula which we will be studying in Class 11. It won't be needed in Class 10. So, you can ignore that for now.
Comment