Algebra 2 – Chapter 5.6 – 6.2 Review
Simplify
1)
Find the Absolute Value
a)
81
b)
80
c)
13
2)
8 3i
2 9i 5 4i
Solve by finding square roots
3) 5 x 40 0
2
Simplify each expression
4)
14 6i 1 5i
5)
6)
4 2i 6 7i
7) 10 3i
8)
7i 9i
9) 5i
2
2
Find the Additive Inverse
10)
23 16i
11)
41 9i
13)
x 2 9 x ______
Complete the Square
12)
x 2 34 x ______
Solve by Completing the Square
14) x 8 x 9 0
2
15) x 5 x 1 0
2
16) 2 x 12 x 22 0
2
Solve by Completing the Square
17) 3 x 5 x 1 0
2
Write the equation in Vertex Form and Name the Vertex
18)
y x 2 14 x 65
19)
y 4 x 2 32 x 12
Solve using the Quadratic Formula
20) x 6 x 40 0
2
22) 3 x 6 x 5 0
2
21) 2 x 6 x 3 0
2
Evaluate the Discriminant. Tell how many solutions each equation has and whether the solutions are real or
imaginary.
23) x 10 x 8 0
24) 3 x x 7 0
2
25) 6 x 7 x 2 0
2
2
Write each polynomial in standard form. Then classify it by degree and number of terms.
26) 2 3x 8 x 7 x 5 x 11
2
28)
2
27) 12 x
3
(4 x 4 )
12 x 4 16 x 2 24 x 4
8
Simplify
29)
12x
30)
(32m 3 9m 2 27) (23m 3 2m 2 6m 46)
4
5 x 2 17 x 3 ( x 4 x 3 21x 14)
Find each product
31) 5 x (3 x)( 2 x 4)
32)
4 x( x 5) 2
33) 2 x 3
34)
x 6x 23x 1
3
Write the expression as a polynomial in standard form.
35) x 7 x 5
2
Write each polynomial in factored form.
36) x 64 x
37) x 2 x 8 x
3
3
2
Write a polynomial function in standard form with the given zeros.
38) x 3,1,4
39) x 0,0,0,5,8
Find all the zeros of the function. State the multiplicity of multiple zeros.
40)
y ( x 2)( x 9) 2 ( x 3) 2
Sketch each graph and label your zeros.
41) y ( x 2)( x 3)( x 4)
43) y x 4 x 1
3
2
42) y x x 7 x 2
2