if x minus 2 Y is equal to 11 and X Y is equal to 8 find the value of x cube and 8y cube
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x - 2y = 11
xy = 8
x = 8/y ----------(i)
8/y - 2y = 11
8 - 2y sq.= 11y
2y sq. - 8 +11 = 0
solve the equation and find the value of y
put the value of y in eq. ----(i)
and find the vlaue of x
xy = 8
x = 8/y ----------(i)
8/y - 2y = 11
8 - 2y sq.= 11y
2y sq. - 8 +11 = 0
solve the equation and find the value of y
put the value of y in eq. ----(i)
and find the vlaue of x
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