Sections 8.1 - 8.2 Quiz Review

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 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

Simplify each expression.

(Keep in mind, when you subtract, change the signs of the 2nd part)

(6b³ + 6 - b⁴) - (8b³ - 6b⁴ + 2)

• 4b⁴ - 2b³ + 7

• 5b⁴ - 2b³ + 4

• b⁴ - 2b³ + 7

• 5b⁴ - 2b³ + 7

Simplify each expression.

(Keep in mind, when you subtract, change the signs of the 2nd part)

(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

• -8n² - 8n + 3

• -7n² - 8n + 3

• -6n² - 8n + 3

• -7n² - 4n + 3

Classify by degree of polynomial:
7x³ – 8x² -4x+ 9

• Constant
• Linear
• Quadratic
• Cubic

Classify by degree of polynomial:

(Think: What exponent does the x have?)

9x

• Constant

• Linear

• Quadratic

• Cubic

Name the polynomial by degree and number of terms:

9

• constant trinomial

• linear monomial

• constant monomial

• quadratic polynomial

Name the polynomial by degree and number of terms:

2m² - 5m

• quadratic trinomial

• quintic binomial

• quadratic binomial

• constant binomial

Simplify:
-3x²( 7x² - x + 4)

• -21x⁴ + 3x³ -12x²
• 7x² - x + 4 (-3x²)
• 21x⁴ + 3x³ + 12x²
• -12x² + 3x³ -21x⁴

Tags

CCSS.HSA.APR.A.1

Simplify:
x²(2x+3)

• x²+2x+3
• 2x+3
• 2x²+3x
• 2x³+3x²

Tags

CCSS.HSA.APR.A.1