01 Term Alg 1 EOC Review- Rat v. Irr, Simplifying Radicals

Is the following number rational or irrational?
√5

• Rational
• Irrational

Tags

CCSS.8.NS.A.1

Is the following number rational or irrational?
√16

• Rational
• Irrational

Tags

CCSS.HSN.RN.B.3

^2√9

• Rational

• Irrational

If a is a rational number and b is a rational number, then the product a⋅ b must be

• rational

• irrational

• integer

• imaginary

Tags

CCSS.HSN.RN.B.3

If a is a rational number and b is an irrational number, then the sum a + b is

• rational

• irrational

• integer

• imaginary

Tags

CCSS.HSN.RN.B.3

Which number can you multiply by √2 to obtain an irrational number?

• ^√50

• √8

• √2

• √10

Given 34 + √7, is the answer rational or irrational? Explain.

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

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

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

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

Tags

CCSS.HSN.RN.B.3

Which result will be irrational?

• √4 ⋅ √49

• √2 ⋅ √10

• √2⋅ √ 8

• √16 ⋅ √25

Which statement is Always true?

• Any irrational number added to any rational number is equal to a rational number.

• Any irrational number added to any irrational number is equal to a rational number.

• Any irrational number multiplied by any non-zero rational number is equal to a rational number.

• Any irrational number multiplied by any non-zero rational number is equal to an irrational number.

Tags

CCSS.HSN.RN.B.3

Which number can you multiply √2 by to obtain an rational number?

• ^√5

• √6

• √2

• √10