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

Which of the following is a COMPLETE  list of all possible Rational Zeros?
f(x) = 3x³ + 2x² - 6x + 7

• ±1, ±7, ±1/3, ±7/3
• ±1, 7
• ±1, ±3, ±7, ±7/3
• ±1, ±3, ±7, ±1/3, ±7/3

Which of the following is a COMPLETE  list of all possible Rational Zeros?
f(x) = 2x³ + 5x² - 9x + 5

• ±1, ±5, ±1/2, ±5/2
• ±1, ±2, ±5, ±1/2, ±5/2
• ±1, ±5
• ±1, ±2, ±5, ±1/2, ±5/2, ±2/5

Tags

CCSS.HSA.APR.B.2

Solve by using Rational Root Theorem: 
2x³ - 11x² + 12x + 9 = 0

• -1, 1, 3
• -1, 3/2, 3 
• -1/2, 3, 3
• -1/2, 1, 3

Tags

CCSS.HSF-IF.C.7C

Tags

CCSS.HSA.APR.B.2

Tags

CCSS.HSA.APR.B.2

Tags

CCSS.HSF-IF.C.7C

• All possible zeroes =

  -1, 1 -2, 2, -4, 4, -1/2, 1/2, -1/4, 1/4

• All possible zeroes =

  1, -1, -2, 2, -4, 4

What are all the possible rational roots of x³ - 4x² + 5x - 12?

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

• All possible zeroes =

  -1, 1, -2, 2, -3, 3, -4, 4, -6, 6, -12, 12. -24, 24

Tags

CCSS.HSF-IF.C.7C