Identify the number as real, complex, pure imaginary, or nonreal complex. More than one of these descriptions may
apply.
-$\sqrt { 10 }$
A) Real, complex
B) Nonreal complex
C) Complex
D) Complex, pure imaginary, nonreal complex

Question

Quizplus · Accepted Answer

$\sqrt{10}$ is a real number because it represents the positive square root of 10, which is a positive real number. All real numbers are also complex numbers with an imaginary part of 0. Therefore, $\sqrt{10}$ is both real and complex.

Identify the Number as Real, Complex, Pure Imaginary, or Nonreal 10\sqrt { 10 }10​

Identify the Number as Real, Complex, Pure Imaginary, or Nonreal $\sqrt { 10 }$