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2.02 Adding and subtracting surds

Interactive practice questions

Since $\sqrt{32}$32 and $\sqrt{2}$2 are not like radicals, $\sqrt{32}+\sqrt{2}$32+2 cannot be simplified. True or false?

True

A

False

B
Easy
< 1min

Evaluate to one decimal place.

Easy
1min

True or False?

$5-\sqrt{5}=\sqrt{5}$55=5

Easy
< 1min

Simplify: $10\sqrt{2}+14\sqrt{2}$102+142

Easy
< 1min
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Outcomes

VCMNA355 (10a)

Define rational and irrational numbers and perform operations with surds and fractional indices.

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