Math, asked by Tyran, 9 months ago

Show that √(75+12√21) = 3√7+2√3

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Answered by amiteshkumar71

5

Answer:

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Answered by Anonymous

2

By the definition of the square root, if we square the number we get another number inside square root.

(3√7+2√3)² = 63 + 12√21 + 12

Because right hand squared matches 75+12√21, we can say it is shown.

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