??? solve it please ( ╹▽╹ )
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Explanation:
1) Sin x/Cos x = Tan x
2) Tan x × Tan(90-x) = Tan x × Cot x = 1
becoz Tan (90-x) = Cot x
becoz Tan x × Cot x = 1
3) Sin (90-x) = Cos x
4) Cos(90-x) = Sin x
5) Sin 30°= 1/2
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Explanation:
Sorry, Yaar mujhe e samajh nhi aaya .
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