Page 75 - Algebra 1

Practice Distributed and Integrated
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Verify True or False: The product of a number and its reciprocal is equal to one. Verify your answer.
Simplify -(-4)2.
Error Analysis Which student is correct? Explain the error.
Simplify 2_·14+3·7. 71 - 15
Draw a line plot for the frequency table.
A(n) angle measures more than 90° and less than 180°. Evaluate 3(x + 4) + y when x = 8 and y = 7.
Evaluate the expression 3x2 + 2(x - 1)3 for the given value x = 6. Multiple Choice Which rate is the fastest?
Justify Simplify 5 + _9 [4(_1 + 4)]. Justify each step. 32
Multiple Choice The temperature at noon was 20°C. The temperature fell 2 degrees every hour until 3 a.m. the next day. What was the temperature at 11 p.m. that evening?
A 22°C
B -2°C C -30°C D -22°C
Student A
_11 _2 _1 _11 (12 - 4 - 3)+ 12
=_1 +_11 12 12
=1
Student B
_11 _2 _1 _11
(12 - 4 - 3)+ 12
= 8 + 11 __
12 12
= 19 _
12
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(SB 29)
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(SB 13)
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660 ft/15 s
Number
5
6
7
8
9
10
Frequency
4
2
0
1
0
3
60
Saxon Algebra 1
A
B 645 ft/11 s
C 616 ft/12 s
D 1100 ft/30 s