Question

answer the following question. step by step

Answer 1

Answer:

$2\sqrt{5} - 14 + \sqrt{15} - 3\sqrt{7}$

Step-by-step explanation:

= (2+ $\sqrt{3}$) ( $\sqrt{5}$- 7)

= $2 (\sqrt{5}-7)$   $\sqrt{3} (\sqrt{5}-7)$

= $2\sqrt{5} - 14 + \sqrt{15} - 3\sqrt{7}$

hope this helps you

Answer 2

Answer:

2√5 - 14 +√15 - 7√3

Step-by-step explanation:

(2 + √3)(√5 - 7)

2(√5 - 7) +√3(√5 - 7)

2√5 - 14 +√15 - 7√3

You can also refer to the image that is have attached with this answer to get more clarity.

Hope it helps.

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