Factoring a GCF
Factoring (Level 1)
Factoring (Level 2)
Solve for x
Review
100
What does GCF stand for?
greatest common factor.
100
Factor
x2+6x+5
(x+1)(x+5)
100
Factor
x2-25
(x-5)(x+5)
100
Solve for x
(x-2)(x+5)
x=2 , x=-5
100
Solve:
-8 * -6 - (5)2
48-25 = 23
200
Factor
2x2 - 4x + 8
What is 2(x2 - 2x + 4)
200
Factor
x2 + x - 6
(x+3)(x-2)
200
Factor
x2+11x+30
(x+5)(x+6)
200
Solve for x
(3x-5)(7x+1)
x=5/3 , x=-1/7
200
Solve
3x + 4 = x + 2
2x = -2
x=-1
300
Factor
18x6 + 3x4 + 9x3
3x3(6x3 + x + 3)
300
Factor
x2 - 7x + 12
(x-3)(x-4)
300
Factor
2x2 - 6x - 8
2(x+1)(x-4)
300
Solve for x
x2+11x+30
(x+5)(x+6)
x=-5, x=-6
300
Where is the function increasing?
On the interval [-1,3]
400
Factor
9x4y5 - 24xy4
3xy4(3x3y - 8)
400
Factor
3x2 + 8x - 3
(3x-1)(x+3)
400
81x2 - 49
(9x-7)(9x+7).
400
Solve for x
3x2 + 8x - 3
(3x-1)(x+3)
x=1/3 , x=-3
400
What is the domain?
On the interval (-infinity, +infinity)
500
Factor
37x5y2z3 - 18x10y4z + 2xy3z5
xy2z(37x4z2 - 18x9y2 + 2yz4)
500
Factor
x2 - 1
(x-1)(x+1)
500
9x2+144x+432
9(x+4)(x+12)
500
Solve for x
x2-5x-24=0
x = 8 , x=-3
500
Where is the function positive?
On the interval (-infinity, 6)