Mathematics for IGCSE & O level - Indices 2 (Section 2 - No. 45)
Which of the following equals to (( rac{2}{3})^2)?
( rac{4}{9})
( rac{2}{9})
( rac{4}{3})
( rac{2}{6})
Vysvětlení
Squaring a fraction means squaring the numerator and the denominator: (( rac{2}{3})^2 = rac{2^2}{3^2} = rac{4}{9}).