Identify the radicand, the radical, and the square root of $\sqrt { 81 } = 9 .$
A) Radicand is $\sqrt { 81 }$ radical is 81; square root is 9.
B) Radicand is 9; radical is $\sqrt { 9 }$ square root is 81.
C) Radicand is 9; radical is $\sqrt { 81 }$ square root is 9.
D) Radicand is 81; radical is$\sqrt { 81 }$ square root is 9.

Question

Quizplus · Accepted Answer

The radicand is the number under the radical sign, which is 81. The radical is the entire expression, $\sqrt { 81 }$. The square root of 81 is 9, which is the number that when multiplied by itself gives the radicand.

Identify the Radicand, the Radical, and the Square Root Of \sqrt