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WAEC - Mathematics (1996 - No. 40)
If tan x = \(2\frac{2}{5}\), find the value of sin x; 0 \(\leq\) x \(\leq\) 90
o
5/13
5/12
144/169
12/13
13/12
Explanation
Tan x = 2
2
/
5
=
12
/
5
sin x =
12
/
13
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