Question

2√5*7-2√3*7 solve into the minimum form

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Answer 1

Step-by-step explanation:

$2 \sqrt{5} \times 7 - 2 \sqrt{3} \times 7 \\ 7(2 \sqrt{3} - 2 \sqrt{5} ) \\ 7 \times 2( \sqrt{3} - \sqrt{5} ) \\ 14( \sqrt{3} - \sqrt{5}) \\ 14 \sqrt{3} - 14 \sqrt{5} = 24.249 - 31.305 \\ = - 7.056(approx)$