If cosx=sin 9x, then the value of tan 5x is
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Answered by
6
Answer:
1
Step-by-step explanation:
cos x = sin 9x
cos x = cos ( 90 - 9x )
x = 90 - 9x
x + 9x = 90
10x = 90
x = 90 / 10
x = 9
= tan 5x
= tan 5(9)
= tan 45
= 1
Answered by
2
Answer: The final answer is 1 itself
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