Question

if 3 sin x+ cos y = 1,9 sin 2x+2cos2y=3 then find the values of sin x and cos y respectively. (a) 1/2,-1/2
b. 1/2,-1/3
c. 1,-1
d. 1/root 2,-1/root2​

Answer 1

Answer:

if 3 sin x+ cos y = 1,9 sin 2x+2cos2y=3 then find the values of sin x and cos y respectively. (a) 1/2,-1/2

b. 1/2,-1/3

c. 1,-1

d. 1/root 2,-1/root2

Step-by-step explanation:

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