Question

4 sqrt 15 multiply by 2 sqrt 5​

Answer 1

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4√15 × 2√5

= (4×2)√(15×5)

= 8√(5×3×5)

= 8(5√3)

= 40√3

≈ 69.28

Answer 2

Answer:

4√15 × 2√5

= (4×2)√(15×5)

= 8√(5×3×5)

= 8(5√3)

= 40√3

≈ 69.28

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Step-by-step explanation: