Zeros

How many roots are shown in the picture?

• 0

• 1

• 2

• 3

Tags

CCSS.HSA.APR.B.3

How many real zeros does the function have?

• None
• 2
• 3
• 4

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

What is another way to say "where a function crosses the x-axis"?

• x-intercept

• zero

• root

• all of these.

Tags

CCSS.HSF-IF.C.7C

is -3 a POSSIBLE zero of $f\left(x\right)=3x^3+2x^2-5x+2$  

• no, 3 is not a factor of 3

• yes

• no, 2 is not a factor of 3

• no, 3 is not a factor of 2

Tags

CCSS.HSA.APR.B.2

Match the graph to the function

• f(x) = -x⁴-x³+5x²-6
• f(x) = x⁴+3x²-3x+1
• f(x) = -x³+2x²-x-6
• f(x) = x⁴+x³+5x²-6

Tags

CCSS.HSA.APR.B.3

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

f(x) = 2x³ - 3x² + 4x -10

What is the degree of f(x)?

• 3

• 2

• 1

• 0

One zero of 2x³-13x²+36 is 2.
What is another zero?

• 3/2
• 6
• 2
• -6

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

Find all real solutions of the polynomial equation x³ - 3x² - 2x + 4 = 0

• x = -1, 1 ± √5
• x = 1, 1 + √5
• x = 2, 1 ± √5
• x = 1, 1 ± √5

Tags

CCSS.HSA-REI.B.4B

Find all real solutions of the polynomial equation x³ - x² - 7x + 3 = 0

• x = 3, ± √2
• x = -3, -1 ± √2
• x = -1 ± √2
• x = 3, 1 ± √2

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

One zero of 3x³-4x²-28x-16 is 4.
What is another zero?

• 8
• -2
• 6
• 1