5 Jun 2022

If sin(x+y) =p/sqrt(1+p^2) and cos(x-y) =1/sqrt(1+q^2) then prove that tanx is a root of equation (p+Q) z^2+2(1-pq)z-(p+q)=0

If sin(x+y) =p/sqrt(1+p^2) and cos(x-y) =1/sqrt(1+q^2) then prove that tanx is a root of equation (p+Q) z^2+2(1-pq)z-(p+q)=0
If sin(x+y) =p/sqrt(1+p^2) and cos(x-y) =1/sqrt(1+q^2) then prove that tanx is a root of equation (p+Q) z^2+2(1-pq)z-(p+q)=0



 

No comments:

Post a Comment

Please do not enter any spam link

Class 10 Airthmatic Pogression (AP) important Questions

Q1.      The Sum of three numbers in A. P. is 15 and the sum of the squares of the extreme terms is 58. Find the numbers. (answer: 3,5,7) Q...

⚡ ANS
Search