F'(x) = [bottom*derivative of top - top *derivative of bottom] / bottom^2
=[x^.5 { 1-7(.5x x^-.5 +x^.5) } -(x-7x x^.5).5 x^-1.5 ]/ x
etc
find the derivative using quotient rule
F(x) = (x - 7 x sqrt(x)) / sqrt(x)
1 answer