Final answer:
The expression 1961/2 using radical notation is √196 which simplifies to 14, because 14 multiplied by itself equals 196.
Step-by-step explanation:
The student is asking how to use radical notation to write and simplify the expression 1961/2. Using radical notation, the expression 1961/2 is equivalent to the square root of 196. To simplify, we need to find the number that, when multiplied by itself, equals 196.
The square root of 196 is 14, since 14 x 14 equals 196. Therefore, the simplified form of the expression 1961/2 using radical notation is 14.