Math, asked by challagundla, 1 year ago

Find (3-2root 2) (3 root 2-5)

Answers

Answered by Shinchan001

$(3 - 2 \sqrt{2} )(3 \sqrt{5} - 5) \\ \\ = 3(3 \sqrt{5} - 5) - 2 \sqrt{2} (3 \sqrt{5} - 5) \\ \\ = 9 \sqrt{5} - 15 - 6 \sqrt{10} + 10 \\ \\ = 9 \sqrt{5} - 6 \sqrt{10} - 5$

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