Question

Please any one solve the question no. 17 with correct explanation..​

Answer 1

Answer:

REFER THE ABOVE ATTACHMENT.

HOPE IT WILL HELP U.

Answer 2

Answer:

tan2A=2tanA/1-tan^2A

tan 60°

=tan 2.30°

=2 tan 30°/(1-tan^230°)

=(2.1/√3)/{1-(1/√3)^2}

=(2/√3)/(1-1/3)

=(2/√3)/2/3

=2/√3×3/2

=3/√3

=√3

so ,tan 60°=√3