Find the derivative of the function below by simplifying ? F(x) =( x - 7x √x) ÷ √x
1 Answer
Mar 24, 2017
Explanation:
Splitting up the fraction gives two distinct terms:
#x/sqrtx=(sqrtxsqrtx)/sqrtx=sqrtx#
#(7xsqrtx)/sqrtx=7x#
So:
Which can be differentiated using the power rule:
Finding a common denominator: