Fundamental Theorem of Algebra

Which of the following is a COMPLETE  list of all possible Rational Zeros?
f(x) = 2x³ + 5x² - 9x + 5

• ±1, ±5, ±1/2, ±5/2
• ±1, ±2, ±5, ±1/2, ±5/2
• ±1, ±5
• ±1, ±2, ±5, ±1/2, ±5/2, ±2/5

Tags

CCSS.HSA.APR.B.2

Which of the following is a COMPLETE  list of all possible Rational Zeros?
f(x) = 3x³ + 2x² - 6x + 7

• ±1, ±7, ±1/3, ±7/3
• ±1, 7
• ±1, ±3, ±7, ±7/3
• ±1, ±3, ±7, ±1/3, ±7/3

List the possible rational zeros of

f(x) = x³ - 4x² -4x + 16

• 1, 2, 4, 8, 16

• -2 and-4

The degree of the polynomial determines the max number of roots.

• True

• False

Tags

CCSS.HSN.CN.C.9

According to the Fundamental Theorem of Algebra,

how many roots does g(x) = 23x² - 24x³ + 3x -9 have?

• 2

• 23

• 3

• 24

Tags

CCSS.HSN.CN.C.9

What are the zeros of the function?

• 4,1
• 3,1,-2,-5
• -3, -1, 2, 5
• -2,4

How many zeroes are shown in the graph?

• 1

• 2

• 3

• 4

If a zero is present twice, how will this affect the graph of the function?

• The graph cuts through the x-axis

• The graph touches and turns on the x-axis (bounces off)

• The graph won't get near the x-axis at that point.

Based on the shape of the graph, which root is there twice?

• -1

• 2

• 4

• -4

What are the zeros of the graph?

• -4, -1, 2, 1, 1

• -4, -1, 1, 2
• 4, 1, -2, -1, -1

• 4, 1, -1, -2

Tags

CCSS.HSA.APR.B.3