1.

If sin 17^@ = x/y,then the value of sec 17^@ - sin 73^@ is

Answer»

`(y^(2)-X^(2))/(XY)`
`(x^(2))/(SQRT(y^(2)-x^(2)))`
`(x^(2))/(ysqrt(y^(2)+x^(2)))`
`(x^(2))/(ysqrt(y^(2)-x^(2)))`

ANSWER :D


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