Final answer:
To simplify the given radical expression √(213) / √(13), multiply the numerator and denominator by the conjugate of the denominator and simplify the resulting expression to √(16/13).
Step-by-step explanation:
To simplify the given radical expression √(213) / √(13), we can combine the two radicals and simplify the expression.
Step 1: Multiply the numerator and denominator by the conjugate of the denominator to eliminate the radicals in the denominator.
Step 2: Simplify the expression by multiplying the numerator and denominator.
Step 3: Simplify the resulting expression.
The simplified form of the expression is √(16/13), which is option D.