Finding Zeros in Polynomials

A potential leading term is...

• 5x⁴
• -5x³
• 5x³
• -5x4

Find all zeros of the polynomial function P(x) = x³+6x²+9x+54

• 6, 3, -3
• -6, 3, -3
• -6, 3i, -3i
• 6, 3i, -3i

What is the degree of the polynomial function
P(x)=3x⁴-7x²-2x⁷-x+4

• 4
• 7
• 2
• 11

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

• 1
• 2
• 3
• 4

How many real zeros does the polynomial function
P(x) = x³+2x²+9x+18 have?

• 0
• 1
• 2
• 3

How many negative zeros does the polynomial function
P(x) = x³+3x²-5x-15 have?

• 0
• 1
• 2
• 3

Tags

CCSS.HSF-IF.C.7C

The polynomial is...

• Odd degree, positive leading coefficient.
• Odd degree, negative leading coefficient.
• Even degree, positive leading coefficient.
• Even degree, negative leading coefficient.

This polynomial is degree 5.
It has...

• 4 real zeros.
• 3 imaginary zeros.
• positive leading coefficient.
• negative leading coefficient.

Identify the zeros:

• x=2, x=6, x=-4
• (x+2)(x+6)(x-4)
• (x-2)(x-6)(x+4)
• x=-2, x=-6, x=4

Tags

CCSS.HSA.APR.B.3

Find all zeros for the polynomial function P(x)= x³-3x²+12x-10

• 1, 1-3i, 1+3i
• 1, 1+3i, -1-3i
• -1, -1+3i, -1-3i
• -1, -5, 2