Question

if
$\tan(1)$
find the value of
$( \sec( - \csc) {?}^{2}$
​

Answer 1

Answer:

sec

2

(tan

−1

2)+csc

2

(cot

−1

3)

=1+tan

2

(tan

−1

2)+1+cot

2

(cot

−1

3)

=1+[tan(tan

−1

2)]

2

+1+[cot(cot

−1

3)]

2

=1+2

2

+1+3

2

=15