Algebra Test Polynomials 3

Question 1

What is the end behavior of y = -x³ + 2x as x → +∞?

Accepted Answer

y → -∞

Answer

y → +∞

Answer

y → 0

Answer

y → 2

Question 2

Factor: 2x² + 8x

Accepted Answer

2x(x + 4)

Answer

2(x² + 8x)

Answer

x(2x + 8)

Answer

4x(x + 2)

Question 3

How many terms does (a + b)(c + d) produce before combining like terms?

Accepted Answer

4

Answer

2

Answer

3

Answer

6

Question 4

Which polynomial has roots at x = 1 and x = -5?

Accepted Answer

x² + 4x - 5

Answer

x² - 4x - 5

Answer

x² - 4x + 5

Answer

x² + 6x + 5

Question 5

Expand: (3x - 2)²

Accepted Answer

9x² - 12x + 4

Answer

9x² + 4

Answer

9x² + 12x + 4

Answer

9x² - 6x + 4

Question 6

Identify the constant term in: 7x⁴ - 3x² + 9

Accepted Answer

9

Answer

7

Answer

-3

Answer

4