# Thread: Is this answer right - Derivatives

1. ## Is this answer right - Derivatives

y=5x+6 /sqrt[x]

answer

y=5x+6-5sqrt[x] / 2sqrt[x](sqrt[x])^2

is it right if no can you show me what i did wrong

2. Originally Posted by dillonq3
y=5x+6 /sqrt[x]

answer

y=5x+6-5sqrt[x] / 2sqrt[x](sqrt[x])^2

is it right if no can you show me what i did wrong
As you did not show any steps I cant say where you went wrong, but here is a hint to get you started. Note that

$\displaystyle \displaystyle y=\frac{5x+6}{\sqrt{x}}=5x^{\frac{1}{2}}+6x^{-\frac{1}{2}}$

Now use the power rule