Unit 1 Test Review

When we ADD or SUBTRACT with variables, the rule is that we ____________?

• Can only combine like terms

• Add or subtract the exponents

• Multiply the exponents

• Drop out of Bridge to pursue the life-long dream of becoming a professional sandwich maker

According to exponent rules, when we multiply terms with the same base we _______ the exponents.

• Multiply

• Add

• Fake your death, change your name, burn off your fingerprints, and move to a foreign country with a pet llama so you don't have to take the Bridge test tomorrow.

• Subtract

According to exponent rules, when we divide the expressions we _______ the exponents.

• add

• subtract

• multiply

• divide

Tags

CCSS.8.EE.A.1

According to exponent rules, when we raise a power to another power we _______ the exponents.

• add

• subtract

• multiply

• divide

Tags

CCSS.8.EE.A.1

• a⁸b¹³
• a²b⁷
• a¹⁵b³⁰

Tags

CCSS.HSA.APR.A.1

Find the sum.
(3y² + y³ - 5) + (4y² -4y + 2y³ + 8)

• 3y³ + 7y² - 4y + 3
• 4y² + 3y³ - y + 3
• -y⁴ + 2y³ -y - 4
• 4y³ + 3y² -3y + 1

Tags

CCSS.HSA.APR.A.1

Subtract the polynomials.
(3x³ + 3x² + 5) – (x³ – 2x² + x – 4)

• 4x³ + 5x² + 9
• 2x³ + 5x² – x + 9
• 2x³ + 1x – 1x² – 1
• 2x⁶ +5x⁵ – 1x – 1

Tags

CCSS.HSA.APR.A.1

(4x+1)(5x−2) (Hint: Box Method or Foil)

• 20x² + 3x − 2

• 20x² − 11x + 5

• 20x² − 18x + 2

• 20x² − 3x − 2

Simplify the expression
(x - 3)²

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

Tags

CCSS.HSA.APR.C.4

Simplify the exponential expression.

• 2x⁶y¹²
• 2x⁵y⁷
• 8x⁶y¹²
• 8x⁵y⁷

Tags

CCSS.8.EE.A.1