Surds

NZ Level 8 (NZC) Level 3 (NCEA) [In development]

Rationalise the denominator

Fill in the blanks to complete the question below.

The number $\sqrt{\frac{2}{7}}$√27 can be rewritten without a radical in the denominator by multiplying both the numerator and denominator by $\sqrt{\editable{}}$√.

Easy

Less than a minute

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Manipulate complex numbers and present them graphically

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