Q1 C of 113 Page 575

If , find the values of

tan 2x


To find: tan2x

From part (i) and (ii), we have



and


We know that,



Replacing x by 2x, we get



Putting the values of sin 2x and cos 2x, we get




∴ tan 2x = -4√5


More from this chapter

All 113 →
1 A

If , find the values of

sin 2x


 1

If , find the values of

cos 2x


 2 A

If , find the values of

sin 2x


 2

If , find the values of

cos 2x