Quiz #1 Review

Which number is irrational?

• 9.6
• √45
• 3/8
• 3.4 x 10 ⁵

Tags

CCSS.HSN.RN.B.3

Simplify the exponential expression.

• 2x⁶y¹²
• 2x⁵y⁷
• 8x⁶y¹²
• 8x⁵y⁷

Tags

CCSS.8.EE.A.1

What is true about irrational numbers?

• They are terminating decimals.
• They are non-repeating decimals.
• They are fractions.
• They are natural numbers.

Tags

CCSS.8.NS.A.1

Simplify:
2x ( -2x -3)

• -4x - 3
• x² - 3
• -4x² - 6x
• -4x - 6

Tags

CCSS.7.EE.A.1

(x +2)(x + 3)

• x² + 5x + 6
• x² + x + 6
• x² + 5x + 5
• x² + 6x + 6

Tags

CCSS.HSA.APR.A.1

Simplify the expression
(x - 3)²

• x² - 6x + 9
• x² + 9
• x² + 6x - 9
• x² + 6x + 9

Tags

CCSS.HSA.APR.C.4

Find the sum.
(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x +1
• -2x² - 11x -4
• 2x² + 5x -7
• -2x² + 11x -4

Tags

CCSS.HSA.APR.A.1

Find the difference. 
(3- 2x + 2x²) - (4x -5 +3x²)

• x_² + 6x + 8
• 2x² + 5x - 7
• -x² -6x + 8
• -2x² + 11x - 4

Tags

CCSS.HSA.APR.A.1