Question

simplify. a) (4√3 – 3√5)².
b)5√8 – 2√32–2√2​

Answer 1

Answer:

A's Answer is in the attachment

$b) \: 5√8 – 2√32–2√2 \: is \: your \: question \\ = 5 \sqrt{4 \times 2} - 2 \sqrt{16 \times 2} - 2 \sqrt{2} \\ = 5 \sqrt{2 \times 2 \times 2} - 2 \sqrt{4 \times 4 \times 2} - 2 \sqrt{2} \\ = 5 \times 2 \sqrt{2} - 2 \times 4 \sqrt{2} - 2 \sqrt{2} \\ = 18 \sqrt{2} - 2 \sqrt{2} \\ = 16 \sqrt{2}$

Step-by-step explanation:

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