Math, asked by santossingh046, 4 months ago

Simplify (2root5+root5)(root15+3root5)

Answers

Answered by preritagrawal08

0

Answer:

= 45 + 15 root 3

Step-by-step explanation:

$=(2\sqrt{5} + \sqrt{5})(\sqrt{15}+3\sqrt{5})\\=2\sqrt{75} + 30 + \sqrt{75} + 15\\=3\sqrt{75} +45\\=45+15\sqrt{3}$

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