Section 4.4
Factor the following: x2+3x-18
What is (x+6)(x-3)?
Solve for x-values by factoring: x2+6x+8=0
What is x=-4, -2?
Solve by finding square roots: 3x2-8=19
What is x=±3?
Solve using the quadratic formula: x2+8x+16=0
What is x=-4?
(4i)(-7-2i)
What is 8-28i?
Factor the following: x2-15x+44
What is (x-11)(x-4)?
Solve for x-values by factoring: x2+5x-14=0
What is x=2, -7?
Solve by finding square roots: 5x2-12=113
What is x=±5?
Solve using the quadratic formula: 2x2-4x+2=0
What is x=1?
(8-12i)/(4i)
What is -3-2i
Factor the following: 16x2-8x
What is 4x(4x-3)?
Solve for x-values by graphing (calculator): x2-1.6x-.8=0
What is x=.4, -2?
Solve for x-values using square roots and factoring: x2+6x+9=36
What is x=3, -9?
Find the number of real solutions using the discriminant: 4x2-8x+2=0
What is 2?
(4-2i)/(2-6i)
Factor the following: 5x2-16x+3
What is (5x-1)(x-3)?
Solve for x-values by tables (calculator): x2-4.5x-17.5=0
What is x=7, -2.5?
Find the value that completes the square: x2+8x
What is 16?
Find the number of real solutions using the discriminant: 7x2+13x+7=0
What is 0?
Solve for x: 3x2+48=0
What is x=± 4i
Factor the following: 9x2-49
What is (3x-7)(3x+7)?
Solve for x-values by graphing or tables (calculator): x2-5.5x+6=0
What is x=1.5, 4?
Solve for the x-values by completing the square: 4x2+16x+8=0
What is x=-2±(√ 2)?
Find the number of real solutions using the discriminant: 4x2-8x+0.5=0
What is 1?
Solve for x: 4x2+36=0
What is x=± 3i