Rochelle's answer to How j'en's Secondary 1 Maths question.

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Rochelle
Rochelle's answer
216 answers (A Helpful Person)
1st
first, write out the factors of the number.

then, to form:
perfect squares / square roots - make the power of the indices '2'
k will be the product of the numbers you need to multiply by to make the power of the indices '2'

perfect cubes / cube roots - make the power of the indices '3'