Surds

Hong Kong

Stage 1 - Stage 3

For the value $\sqrt{17}$√17:

a

Write in simplest exact form.

b

Evaluate correct to two decimal places.

Easy

Approx a minute

For the value $\sqrt{845}$√845:

For the value $10\sqrt{145}$10√145:

Which of the following can be written as an exact value without a root sign?

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