Q34 of 268 Page 5

Prove the following identities

Taking LHS


=







[∵ (a3 – b3)= (a – b)(a2 +b2 +ab)]




= tan θ cot θ + 1


=RHS


Hence Proved


More from this chapter

All 268 →
32

Prove the following identities

tan2 φ + cot2 φ + 2 = sec2ϕ. cosec2ϕ

 33

Prove the following identities

 35

Prove the following identities

 36

Prove the following identities