Question

(a) From the figure (1) given below, find the values of:
(i) 2 sin y -cos y
(ii) 2 sin x- cos x
(iii) 1 - sin x + cos y
(iv) 2 cos x - 3 sin y + 4 tan x.
(b) In the figure (2) given below, AABC is right-angled at B. If AB = y units,
BC = 3 units and CA = 5 units, find
(i) sin xº
(ii) y.

с
B
9
5
3
12
0
B
25
с
(1)
(2)
please give tha answers​

Answer 1

Answer:

I) 2 sin y - cos y I) sin x °

Step-by-step explanation:

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