3 years ago

Which of the following is equivalent to

Mathematics

1 answer:

KiRa [710]3 years ago

8 0

Answer:

$=4\sqrt{10}$

Step-by-step explanation:

$3\sqrt{40}-2\sqrt{10}\\3\sqrt{40}=6\sqrt{10}\\=6\sqrt{10}-2\sqrt{10}\\\mathrm{Add\:similar\:elements:}\:6\sqrt{10}-2\sqrt{10}=4\sqrt{10}\\=4\sqrt{10}$

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