University Maths Solution

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Maths Question
Question 1

$\text{Solve 4}\sqrt{x+2}-\sqrt{x+7}-5\sqrt{x-1}=0$

Question 2

$\begin{align}  & \text{Solve }x\sqrt{2+x}+2\sqrt{2-x}=\sqrt{8+{{x}^{3}}} \\ &  \\\end{align}$

Question 3

$\text{Simplify }\frac{1}{\sqrt{3}+\sqrt{2}}$

Question 5

$\text{Simplify}\frac{2-2\sqrt{2}+\sqrt{5}}{2-2\sqrt{2}-\sqrt{5}}$

Question 6

$\text{Find the square root of  }17+12\sqrt{2}$

Question 7

$\text{Find the positive square root of }19-4\sqrt{21}$