Question

Simplify:-. (3√2+√7)(3√2-2√7). answer fast please pleas​

Answer 1

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$(3 \sqrt{2} + \sqrt{7} )(3 \sqrt{2} - 2 \sqrt{7} )$

$3 \sqrt{2} (3 \sqrt{2} - 2 \sqrt{7} ) + \sqrt{7} (3 \sqrt{2} - 2 \sqrt{7} )$

$18 - 6 \sqrt{14} + 3 \sqrt{14} - 2 \sqrt{14}$

$18 - 5 \sqrt{14}$

Answer 2

Answer:

(3√2+√7) (3√2-2√7)

=3√2(√7-2√7)

=3√2(-1√7)

=1.59688937605