Polynomials Pretest

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

• 2x² + 3x +1

• -2x² - 11x -4

• 2x² + 5x -7

• -2x² + 11x -4

Simplify the expression:
(3x⁴ - 4 - 5x²) - (1 - x² + 2x³)

• 3x⁴ - 2x³ - 4x² - 5

• 3x⁴ - 7x³ - 4x² - 5

• 3x⁴ - 7x³ - 4x² - 4

• 3x⁴ - 5x³ - 4x² - 4

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

• 3x² + 2x + 1

• 2x² + 3x +1

• 2x² + 5x - 7

• 3x² + 4x⁵ -7x

What is the product of 5(5x² + 2x - 4)?

• 25x¹⁰ + 10x⁵ - 20

• 25x² + 10x - 20

• 10x² + 7x - 9

Classify the following polynomial

• cubic biniomial

• quadratic polynomial

• linear binomial

• quadratic trinomial

How many terms does a trinomial have?

• 1

• 2

• 3

• 4 or more

Polynomial

• an expression consisting of variables and coefficients, that involves only the operations of addition, subtraction, multiplication.

• An infinite series with increasing powers (exponents) of a variable.

Multiply (x + 2)(x + 3). What is the product?

• 2x + 5x + 6

• x² + 6x + 6

• x² + 5x + 6

10x + 50

• 10(10x+50)

• 10(x+50)

• 10(x+5)

• Cannot be factored

Factor:
2n³+16n+12

• 2n(n³+24n+6)

• 2(n³+8n+6)

• 2n(n³+8n+6)

• 3(n³+8n+6)