Review Partner Cards Quadratics Part 2
Review Partner Cards Quadratics Part 2
1 Solve using the quadratic formula.
2 Solve by any method.
1
3x 2 − 5x + 2 = 0 2
2x 3 − 3x 2 − 8x = 0
1
7x 2 − 6 = 8
2
8 − 3x 2 = −4
3
−2x 2 + 5x + 8 = 0
4
3x 2 + 4x + 5 = 0
3
4x 2 − 1 = 6
4
2(x + 3)2 + 1 = 9
5
5x 2 − 4x − 3 = 0
6
−7x 2 − 5x + 2 = 0
5
3(7x − 1)2 − 6 = 3
6
3(7x − 1)2 + 6 = 3
7
2x 2 = 5x + 4
8
10x 2 − 3x = 2
7
4(2x − 3)2 − 7 = 5
8
9
4x 3 − 5x = 3x 2
10
2x 2 − x − 7 = 0
9
3(2x − 4)2 − 2 = 4
10
Solutions for partner card 2
3(x−2)2
2
−1= 5
2(5x − 3)2 − 9 = −1
Solutions for partner card 1
1
± 2
2
±2
1
3
±
7
2
4
−1 or − 5
3
5
1± 3
7
6
No solution
5
7
3± 3
2
8
0 or 4
7
9
4± 2
2
10
1 or
1
5
9
1 or
2
3
5± 89
4
4± 76
10
OR 2± 5 19
5± 57
4
0 or
3± 89
8
2
0 or
3± 73
4
4
No solution
6
−1 or
8
3± 89
20
10
1± 57
4
2
7
Review Partner Cards Quadratics Part 2
Review Partner Cards Quadratics Part 2
3 Solve by completing the square.
4 Solve by factoring.
1
x 2 − 4x − 3 = 0
2
x 2 + 6x − 7 = 0
1
12x 2 − 73x + 48 = 0
2
18x 3 − 24x = 11x 2
3
2x 2 − 4x − 2 = 0
4
3x 2 − 12x = 9
3
16x 2 − 24x + 9 = 0
4
15x 2 − 14x = 8
5
2x 2 + 3x − 3 = 0
6
5x 2 − 4x − 25 = 0
5
3x 3 = 39x 2 − 36x
6
20x 2 − 9x = 18
7
2x 2 − 3x − 5 = 0
8
3x 2 − 5x − 1 = 0
7
30x 2 = 95x − 50
8
21x 2 = 4x + 12
9
4x 2 + 12x + 9 = 0
10
3x 2 − x − 6 = 0
9
24x 2 = 30 + 22x
10
43x = 18 + 24x 2
Solutions for partner card 4
3
4
1
or
16
3
2
0 or
Solutions for partner card 3
− 89 or
3
2
1
2± 7
2
1 or − 7
4
3
3
1± 2
4
2± 7
−3± 33
4
6
2± 129
5
8
5± 37
6
10
1± 73
6
3
3
4
4
− 52 or
5
0 or 1 or 12
6
6
5
or
− 43
5
2
3
8
6
7
or
− 32
7
−1 or
− 43
10
2
3
9
− 23
5
2
7
9
5
3
or
or
9
8
or
5
2
Review Partner Cards Quadratics Part 2
Review Partner Cards Quadratics Part 2
5. Do a sketch graph.
6. Do a sketch graph.
1
y = x 2 + 5x − 6
2
y = x 2 + 2x − 15
1
y = x 2 + 6x − 16
2
y = x 2 + 4x − 5
3
y = x 2 − 5x + 6
4
y = x 2 − 6x + 8
3
y = x 2 + 5x − 14
4
y = x 2 − 8x + 12
5
y = x 2 + 8x + 12
6
y = x 2 + 2x − 8
5
y = x 2 − 6x + 5
6
y = x 2 − 8x + 16
Solutions for partner card 6
Solutions for partner card 5
1
2
1
2
3
4
3
4
5
6
5
6