Radical Practice

√125

• 5√5

• 25√5

• 5√25

• 5√2

Q1. What is the value of the expression?

• A) 8√6

• B) 8√12

• C) 12√6

• D) 12√12

• A
• B
• C
• D

Solve

• d = 12

• d = -3 or d = 4

• d = -3

• d = 4

• 6m²

• 36

• 6

• 

Is the result rational or irrational? Explain.

• Rational; The sum of two rationals is always rational.

• Irrational; The sum of a rational and an irrational is always irrational.

• Rational; The product of two rationals is always rational.

• Irrational; The product of a nonzero rational and an irrational is always irrational.

Is the result rational or irrational? Explain.

• Rational; The sum of two rationals is always rational.

• Irrational; The sum of a rational and an irrational is always irrational.

• Rational; The product of two rationals is always rational.

• Sometimes rational, sometimes irrational; The product of two irrationals is sometimes rational, sometimes irrational

Divide:

Is the result rational or irrational? Explain.

• Rational; The sum of two rationals is always rational.

• Irrational; The sum of a rational and an irrational is always irrational.

• Rational; The product of two rationals is always rational.

• Irrational; The product of a nonzero rational and an irrational is always irrational.

• A
• B
• C
• D