Roots and Zeroes of Polynomials

The polynomial given by: y = 3x² + 9x⁵ − 4 + 10x⁸ + 2x⁹ will have exactly how many zeroes?

• 5

• 2

• 9

• 8

What are the x-intercepts of

y= x² - 9x + 14 ?

• (-7,0) and (-2,0)

• (7,0) and (-2,0)

• (7,0) and (2,0)

• (9,0) and (-14,0)

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Solve the equation by factoring:
x² + x - 20 = 0

• x = -5 and 4

• x = 4 and 5

• x = 5 and -4

• x = -4 and -5

Tags

CCSS.HSA-REI.B.4B

Using synthetic division, find the remaining factors of

(x³ +x² -17x +15) if (x -1) is a factor?

*FACTOR COMPLETELY*

• (x + 5)(x - 3)

• (x + 5)(x + 3)

• (x - 5)(x + 3)

• (x - 5)(x - 3)

Tags

CCSS.HSA.APR.D.6

Find the root(s) of the function.

• x = 3

• x = (-1,2,4)

• x = (2, -2, -4)

• x = -1

Which of the following does not represent a polynomial?

• 4 real zeros; 5 imaginary zeroes

• 1 real zero; 6 imaginary zeroes

• 3 real zeroes; 4 imaginary zeroes

• 8 real zeroes; 2 imaginary zeroes

Solve by factoring

x² + 10x = -25

• x = -5

• x = ±5

• x = 5

• x = 0

Tags

CCSS.HSA-REI.B.4B

How many solutions does the parabola have?

• none

• one

• two

What are the zeros with multiplicities?

• -4 multiplicity 1, -8 multiplicity 1, 5 multiplicity 3

• 4 multiplicity 2, 8 multiplicity 3, -5 multiplicity 1

• 4 multiplicity 3, 8 multiplicity 2, -5 multiplicity 1

• -4 multiplicity 2, -8 multiplicity 3, 5 multiplicity 1

Tags

CCSS.HSF-IF.C.7C