Real Zeros of Polynomials

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

The degree of a polynomial always represents the:

• end behavior

• y-intercept

• number of zeroes

• quartography

Which one of the following could be the polynomial seen in the image?

• y = (x + 3)(x + 1)(x − 2)

• y = -(x + 3)(x + 1)(x − 2)

• y = -(x − 3)(x + 1)(x + 2)

• y = (x + 3)(x + 1)(x + 2)

Tags

CCSS.HSA.APR.B.3

What are the zeros for this function?

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Find all zeros for the polynomial
P(x) = x³ -3x²-5x+15

• 3, √5 

• √5, -√5

• -3, √5, -√5

• -3, 5i, -5i

Find the root(s) of the function.

• x = 3

• x = (-1,2,4)

• x = (2, -2, -4)

• x = -1

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 by factoring

x² + 10x = -25

• x = -5

• x = ±5

• x = 5

• x = 0

Tags

CCSS.HSA-REI.B.4B

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