Shidh kare ki(cosA+sinA)2+(cosA-sinA)2=2
Answers
Answered by
0
cos²A +sin²A +2sinAcosA +sin²A +cos²A -2sinAcosA
2(sin²A+cos²A)
2×1
2
I hope you will be satisfied
2(sin²A+cos²A)
2×1
2
I hope you will be satisfied
Similar questions