Question

Let us subtract (-5+3√11) from (10-√11) and let us write the value of subtraction.

Answer 1

$(10 - \sqrt{11} ) - ( - 5 + 3 \sqrt{11} ) \\ = (10 + 5) - \sqrt{11} (3 + 1) \\ = 15 - 4 \sqrt{11}$
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