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15-05-2020
Mathematics

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Rationalise the denominator. Simplify your answer fully. 22 /√ 15 + 2

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ItzMikeSS ItzMikeSS

15-05-2020

Answer: [tex]\frac{22\sqrt{15}-44 }{11}[/tex]

Step-by-step explanation:

[tex]\frac{22}{\sqrt{15}+2 } *\frac{\sqrt{15}-2}{\sqrt{15}-2} =\frac{22\sqrt{15}-44 }{(\sqrt{15})^2-(2)^2 } =\frac{22\sqrt{15}-44 }{15-4} =\frac{22\sqrt{15}-44 }{11}[/tex]

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