Advanced Alg 3 Final Review P1-One Hour

• (16,-9,13)

• No Solution

• (6,7,-3)

• (12,67,-21)

find: B*A

• 47     30
  9     5
• 17     15
  42     35
• 10     25
  7     1
• not possible because rows do not match columns

Find all rational zeros, one zero has been given.
f(x) = x³-5x²-2x+24;   -2

• -2,1,0
• -2,-3,-4
• 4,3,-2
• 0,0,0

• 
• 
• 
• 

Use the Rational Root Theorem to determine the list of possible rational roots.

• A
• B
• C
• D

• (-28,.17,23)

• (2,3,-5)

• (-3,2,5)

• Infinitely many solutions

Find the zeros of the polynomial.
f(x) = (x-5)(2x+3)(7x-4)(x+6)

• x = 5, (2/3), 6, (7/4)
• x= -5, (3/2), (-4/7), 6
• x= 5, (-3/2), (4/7), -6
• x= 6, 5, -2/3, -4/7

Find all zeros.

• x= 3,1,1/3
• x= -3, -1, -1/3
• x = -3, 1, 1/3
• x = 3, -1, -1/3

Find all rational zeros, one zero has been given.
f(x) = x³-3x²-x+3;   3

• 2,4,3
• -1,1,3
• 3,2,1
• 4,5,6

Given one complex zero use the conjugate root theorem to find another.  Zero is 7-5i

• -7+5i
• 7-5i
• -7-5i
• 7+5i