Find the value of
sin 47/cos 43
Answers
Answered by
0
Answer:
I dont know and ur SELF please
Answered by
1
Answer:
0
(
cos43
∘
sin47
∘
)
2
+(
sin47
∘
cos43
∘
)
2
−4cos
2
45
∘
= (
cos43
∘
sin(90−43)
∘
)
2
+(
sin47
∘
cos(90−47)
∘
)
2
−4cos
2
45
∘
= (
cos43
∘
cos43
∘
)
2
+(
sin47
∘
sin47
∘
)
2
−4cos
2
45
∘
= 1+1−4(
2
1
)
2
= 2−4(
2
1
)
= 0
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