Question

Question on intergrals....picture atached

Answer 1

\[\large{\int\limits{(6\sqrt x - \frac{7}{\sqrt x})dx} =\int\limits{(6x^{\frac{1}{2}} - 7 x^{-\frac{1}{2}})dx}}\]\[=\frac{2}{3}6x^{\frac{3}{2}}-(2 \times 7x^{\frac{1}{2}})+c\]

Answer 2

\[=4x^{\frac{3}{2}} -14 \sqrt x +C\]

Answer 3

which is b)