Question

Find the product:

i) 3 root X root 3 ii) 2√ x —4√ iii) √5( √5-√2) (iv) (5 – √7) x (5 + √7)
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Answer 1

Answer:

(ii) We know that rationalization factor foris. We will multiply numerator and denominator of the given expression by, to get

Hence the given expression is simplified to.