Graphing Polynomials

The largest exponent determines the degree of the polynomial.

• True
• False

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

What are the zeros of the polynomial and state their multiplicity at each.
y = (x - 5)(x + 2)²

• x = 5 multi 1,  x = 2 multi 2
• x = -5 multi 2, x = -2 multi 1
• x = 5 multi 1, x = -2 multi 2
• x = 5 multi 2, x = -2 multi 1

Tags

CCSS.HSF-IF.C.7C

Identify the zeros:

• x=-2, x=-1, x=0
• x=-2, x=0
• x=-1, x=0, x=2
• x=-2, x=0, x=1

Tags

CCSS.HSA.APR.B.3

• a
• b
• c
• d

Which equation could represent the graph?

• y=-(x+1)(x-2)(x-4)
• y=(x+1)²(x-3)(x-1)³
• y = 3x³ – 2x + 1
• y=(x+1)³(x-3)(x-1)²

Tags

CCSS.HSA.APR.B.3

f(x)= x²(x – 2)³(x – 7)

Find and select each real zero and its multiplicity

• 0 (Mult of 2), 2 (Mult of 3), 7 (mult 1)
• 2 (Mult of 3), 7 (mult 1)
• 0, 2, 7
• 2 (mult of 2), 7 (mult of 3)

Tags

CCSS.HSF-IF.C.7C

Which solution has a multiplicity of 2? 

• -1
• 1
• 3
• none of them do

What is the correct graph of the function?

• 
• 
• 
• 

Tags

CCSS.HSA.APR.B.3

How many zeros does the polynomial function
 P(x) = 3x⁴+4x-8 have?

• 1
• 2
• 3
• 4