Question

6.
In AABC and AXYZ, if Z A and ZX are acute angles such that cos Arcos X then
show that ZA= Z X.
7
7.
Given cot
then evaluate (i)
8?
(1+sin 0) (1 - sin o)
(1+cos 0) (1 – cos )
(1 + sin )
cos
8.
In a right angle triangle ABC, right angle is at B, if tan A= 13 then find the value of
(i) sin A cos C + cos A sin C
(ii) cos A cos C - sin A sin C​

Answer 1

Answer:

(i) sin A cos C + cos A sin C

Step-by-step explanation:

hope it will help you

Answer 2

option a sin a cos c plus cos a sinc ............