That being said, you are supposed to simplify the radical, and do so by finding the square root of one of the perfect square factors of the radical.

Apr 22, 2015 ... Simplify square root of 40 and cube root 40 Calculus, Algebra and more at www. blackpenredpen.com Differential equation, factoring, linear ...

May 31, 2012 ... Learn how to find the square root of a number. To find the square root of a number, we identify whether that number which we want to find its ...

https://socratic.org/questions/how-do-you-simplify-sqrt-40

Mar 13, 2018 ... First, rewrite the radical as: √4⋅10. Then use this rule for radicals to simplify the expression: √a⋅b=√a⋅√b. √4⋅10⇒. √4⋅√10⇒. 2√10 ...

https://socratic.org/questions/how-do-you-simplify-the-square-root-of-40

Sep 16, 2015 ... Write the prime factors for 40 . √2×2×2×5. Group the same prime factors into pairs. √(2×2)×2×5. Rewrite (2×2) in exponent form. √22×2×5.

https://socratic.org/questions/how-do-you-simplify-the-square-root-of-40-the-square-root-of-90

Sep 22, 2015 ... Simplify the expression by finding perfect squares to take out of the radical signs. √40+√90=√4⋅10+√9⋅10 =√4√10+√9√10=2√10+3√ ...

https://socratic.org/questions/how-do-you-simplify-the-square-root-of-40-9

Sep 15, 2015 ... Explanation: √409=√49⋅10=√49√10=23√10=2√103. Konstantinos Michailidis. Sep 15, 2015. √409=√23⋅532=(23)√10 ...