a)
[tex] {x}^{2} = 24\\ x = \sqrt{24} \\ x = \sqrt{4 \times 6} \\ x = 2 \sqrt{6} [/tex]
b)
[tex] {x}^{2} = 150 \\ x = \sqrt{150} \\ x = \sqrt{25 \times 6} \\ x = 5 \sqrt{6} [/tex]
c)
[tex] {x}^{2} = 220 \\ x = \sqrt{220} \\ x = \sqrt{4 \times 55} \\ x = 2 \sqrt{55} [/tex]
d)
[tex] {x}^{2} = 72 \\ x = \sqrt{72} \\ x = \sqrt{36 \times 2} \\ x = 6 \sqrt{2} [/tex]
e)
[tex] {x}^{2} = 108 \\ x = \sqrt{108} \\ x = \sqrt{36 \times 3} \\ x = 6 \sqrt{3} [/tex]
