Simplifying Square Roots and Square Root Operations

What is one common method for estimating the square root of a number that is not a perfect square?

• Finding the two perfect squares between which the number lies and then interpolating between their square roots

• Dividing the number by itself

• Multiplying the number by itself

• Adding the number to itself

Tags

CCSS.8.NS.A.2

What is the value that, when multiplied by itself, yields a given number called?

• Radicand

• Square root

• Exponent

• Perfect square

Tags

CCSS.8.EE.A.2

What is one mathematical operation that can be performed on square roots?

• Subtraction

• Multiplication

• Addition

• All of the above

Tags

CCSS.HSN.RN.A.2

What is the process of simplifying the resulting expression after performing mathematical operations on square roots called?

• Rationalization

• Factoring

• Expansion

• Simplification

What is the result of the square root operation?

• Radicand

• Number

• Expression

• Square root

What is the radicand in the expression √49?

• √

• expression

• 7

• 49

What is the square root of 121?

• 12

• 9

• 11

• 10

Tags

CCSS.8.EE.A.2

What is the square root of 100?

• 10

• 15

• 5

• 20

Tags

CCSS.8.EE.A.2

What is the radicand in the expression √36?

• √

• expression

• 6

• 36

What is the process of eliminating any square roots from the denominator of an expression called?

• Rationalizing the denominator

• Factoring the denominator

• Simplifying the denominator

• Expanding the denominator