3 years ago

Simplify -3i sqrt -40 Enter your answer in simplest radical form

1 answer:

REY [17]3 years ago

8 0

Answer:

$6\sqrt{10}$

Step-by-step explanation:

$-3i\sqrt{-40} \\= -3i\sqrt{(-1)(5)(8)} \\= -3i\sqrt{-1} \sqrt{(5)(2^{3})} \\= -3i(i)(2)\sqrt{(5)(2)} \\= 6\sqrt{10}$

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