Q17 of 62 Page 73

Prove that

To Prove

RHS = tan 4x





LHS = tan 4x


∴ LHS = RHS


Hence, proved.


More from this chapter

All 62 →
15

Prove that cot4x (sin5x + sin3x) = cot x (sin5x – sin3x)

 16

Prove that

18

Prove that

19

Prove that