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Simplify: `3sqrt(4)sqrt(5)sqrt(7)`3 square root 4 square root 5 square root 7

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rawrhappy | Student, Grade 10 | (Level 1) Honors

Posted November 13, 2012 at 4:06 AM via web

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Simplify: `3sqrt(4)sqrt(5)sqrt(7)`

3 square root 4 square root 5 square root 7

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durbanville | High School Teacher | (Level 1) Educator Emeritus

Posted November 13, 2012 at 4:18 AM (Answer #1)

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`3sqrt(4)sqrt(5)sqrt(7)`

= `3 (2) sqrt(35)`   or `3(-2)sqrt(35)`

= `6sqrt(35)`    or `-6sqrt(35)`

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