Algebra Part three Name ____________ Unit 1 Test Review

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Algebra Part three
Unit 1 Test Review
Name ____________
Evaluate each expression.
1) 6 – n when n = 4
2)
20
when k = 2
k
3) 15x – 8 when x = 4
4) 3x 2  4 when x = 4
5) 2( x  1)2 when x = 4
6) 2(4n + 5) when n = 2
7) (5 3)2  2  3
8) 12 – 6 ÷ 2
9) 1  2  62
11) 15   4  32 
12)


10) 50  7  32  2 
20  12
52  1
Write an expression, equation, or inequality.
13) the sum of a number k and 7
14) 5 less than a number z
15) the quotient of a number k and 12
16) 3 times the square of a number x
17) The product of a number z and 12 is 60.
18) The sum of 13 and a number t is
at least 24.
19) The sum of 3 and twice a number k is no more than 15.
Check whether the given number is a solution of the equation or inequality.
21) 4 y  2  2 ; 3
20) 3x – 4 = 10 ; 5
22) 2d + 4 < 9d – 7 ; 3
23) Identify the domain and range of the function.
Input (x)
2 5 8 11
Output (y) 4 5 6 7
Domain:________________
Range:_________________
24) Find the range of the function. Then graph the points.
y=x+3
Domain: 1, 2, 3, 4
Input (x)
Output (y)
25) If you plan on driving 55 miles per hour for 3 and a half hours, how many miles will you drive?
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