rational root theorem

Which of the following is a COMPLETE  list of all possible Rational Zeros?
f(x) = x³ + 2x² - 6x + 8

• ±1, ±8
• ±1, ±2, ±4, ±8
• ±1, ±2, ±4
• 1, 2, 4, 8

Tags

CCSS.HSA.APR.B.2

How many possible roots do the the equation

 $$x^4+3x^3$$  + x + 3 + 4 = 0 have ?

• A. 3

• B. 4

• C. 5

• D. 6

Find all of the rational zeros of each function. 
f(x) = x³-6x²+4x-24

• 6
• 1, 2, 3, 4, 6, 8, 12, -1, -2, -3,-4,-6,-8,-12
• -1,-2,6

Tags

CCSS.HSA.APR.B.2

Name all the p factors for the function:
 $f\left(x\right)=9x^3+8x+14$  

•  $\pm1,3,9$  

•  $\pm1,2,7,14$  

•  $\pm1,2,4,8$  

•  $\pm1,2,3,7,9,14$  

Tags

CCSS.HSF-IF.C.7C

Solve by using Rational Root Theorem: 
x³ + 3x² - 6x - 8 = 0

•  -4, -1, 2
• -4, -1, ±√2
• 1, 2, 4
• 4,-1,√2

Tags

CCSS.HSF-IF.C.7C