8th Algebra--Lessons 4.5 & 4.6

Simplify:
3a(5a² + 8a + 2)

• 15a³ + 24a² + 6a
• 10a³ + 24a + 6
• 8a³ + 11a² + 6a
• 15a² + 24a + 6

Tags

CCSS.HSA.APR.A.1

Simplify:

-5x³(2x² - 6x + 8)

• -7x⁵ + 11x⁴ - 13

• -10x⁵ +30x⁴ - 40x³

• -10x⁵ - 30x⁴ - 40x³

• -10x⁵ + 30x⁴ -40

7y(5y² + 2y + 3)

• 35y³ + 14y² + 21y

• 12y³ + 14y² + 21y

• 35y³ + 14y² + 21

• 12y³ + 14y² + 10y

Tags

CCSS.HSA.APR.A.1

Simplify the following expression.
5a(-3a² +  4a - 5 + 6a³) + 2(-3a + 4 + 10a² )

• -6a³ + 13a²+ + 4a + 9
• 30a⁴ + 5a³ + 7a² + 4a - 1
• -21a³ + 13a² + 4a - 1
• 30a⁴ - 15a³ + 40a² - 31a + 8

Tags

CCSS.6.EE.A.3

Simplify the following expression.
3ab(5a² – a – 2) + 2a(b + 1)

• 15a³b – 3a²b – 4ab + 2a
• 15ab – 3a² + 4ab²
• 15a³ – a²b – 4ab
• 8a³b – 3a²b – 2ab + a

Tags

CCSS.6.EE.A.3

-5x⁶(3x² - 12x + 30)

• -15x⁸ + 60x⁷ - 150x⁶

• 15x⁸ - 60x⁷ - 150x⁶

• 8x⁶ - 17x + 35

• -8x⁶ + 17x - 35x²

Tags

CCSS.HSA.APR.A.1

Simplify the following expression.
5a(-3a² +  4a - 5 + 6a³) + 2(-3a + 4 + 10a² )

• -6a³ + 13a²+ + 4a + 9
• 30a⁴ + 5a³ + 7a² + 4a - 1
• -21a³ + 13a² + 4a - 1
• 30a⁴ - 15a³ + 40a² - 31a + 8

(x +2)(x + 3)

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

Tags

CCSS.HSA.APR.A.1

(x + 5)(x + 4)

• x² + x + 20
• x² + 20x + 9
• x² + 9x + 20
• x² - 9x + 54

Tags

CCSS.HSA.APR.A.1

(x - 3)(x +10)

• x² - 7x + 13
• x² - 6x - 30
• x² + 7x - 30
• x² + 13x + 30

Tags

CCSS.HSA.APR.A.1