Simplify √30 × √40

Assessment: JAMB UTME - Mathematics - 2015 Subject: General Mathematics

Question 1 Report

Simplify √30 × √40
Answer Details
√30 × √40
= √(30 × 40)
= √(3 × 10 × 4 × 10)
= √(400 × 3)
= √400 × √3
= 20 × √3
= 20√3

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