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sqrt(50) = sqrt(25 x 2) = sqrt(25) x sqrt(2) = 5 sqrt(2) sqrt(18) = sqrt(9 x 2) = sqrt(9) x sqrt(2) = 3 sqrt(2) sqrt(50) - sqrt(18) = 5 sqrt(2) - 3 sqrt(2) = (5 - 3) sqrt(2) = 2 sqrt(2)

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Wiki User

15y ago
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√50 = 5√2

√18 = 3√2

√50 - √18 = 2√2

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Wiki User

8y ago
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Q: How to simplify square root of 50 - the square root of 18?
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