# Test: Differentiation II - Normal

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Question 1:   Find a derivative of the function $y={x}^{2}+7x-1$
$y\text{'}={x}^{2}+7x-1$
$y\text{'}=7$
$y\text{'}=2x$
$y\text{'}=2x+7$
Question 2:   Find a derivative of the function $y={2}^{x}$
$y\text{'}={2}^{x}$
$y\text{'}=\mathrm{ln}\left({2}^{x}\right)$
$y\text{'}=x\mathrm{ln}\left(2\right)$
$y\text{'}={2}^{x}\mathrm{ln}\left(2\right)$
Question 3:   Find a derivative of the function $y=7$
$y\text{'}=x$
$y\text{'}=1$
$y\text{'}=0$
$y\text{'}=7$
Question 4:   Find a derivative of the function $y={e}^{7x}$
$y\text{'}={e}^{7x}$
$y\text{'}=7{e}^{7x}$
$y\text{'}=7{e}^{x}$
$y\text{'}=7x$
Question 5:   Find the gradient of the function $y={x}^{2}$ at the point ${x}_{0}=-1$
$k=2$
$k=-2$
$k=1$
$k=-1$
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