Question

All four of the expressions below are equivalent to square root of 50. Which would be the best choice to help simplify it? A. square root of the quantity 49 plus 1 B. square root of the quantity 25 times 2 C. square root of the quantity 10 times 5 D. square root of the quantity 100 divided by 2

Answer 1

The answer choice is B.  When simplified, make 2 factors under the square root which is √25 times 2, because 25 is a perfect square- √25 = 5,  2 is not a perfect square so it remains under√.  Final answer is 5√2