Question

find tanA+cotA if a=2pi/3

Answer 1

Answer:

≈27

Step-by-step explanation:

=tan a+ cot a

=tan a+ 1/tan a

=(tan²a + 1)/tan a

=(tan a × tan a + 1)/tan a

=(tan 2pi/3×tan2pi/3 +1)/tan2pi/3

=(1.34×10∧-3 +1)/0.037

=(1.00134)/0.037

≈27