Q12 pls and
Ies
. If tan A + cot A = 5;
find the value of tan2 A + cot2 A.Qz
12. Given : 4 sin 0 = 3 cos 0; find the valueof..
(i) sin 0
(ii) cos 0
(iii) cot2 0 — cosec2 0.
(iv) 4 cos2 0 — 3 sin2 0 + 2
13. Given : 17 cos e = 15;
find the value of tan 0 + 2 sec 0.
14. Given: 5 cos A — 12 sin A = 0; evaluate
sin A + cos A
