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1a. :2 1a. Afactor of the expression x2 - 2x 8 is (x
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(2) (X + 2) (4) (X + 1)
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can be repre
Inlegraled Algebra 1A {
Rario and Proporfion Tesf Review Name #
1. IF y varies direcrly as x, and y = 8 when x = 6, nd x when y = 24.
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2. Circle rhe example of a direcr variarion? X = I
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Algebra 1A
Data Analysis
Histograms
Math Integrated
WARM-UP:
Find the mean, median and mode for the following data: 5, 15, 10, 15, 5, 10, 10, 20, 25, 15.
Mean: _
Median: _
Mode: _
Frequency Histogram:
A histogram is constructed from a frequency ta
Name: _
Algebra 1A
Data Analysis
Histograms
Math Integrated
WARM-UP:
Find the mean, median and mode for the following data: 5, 15, 10, 15, 5, 10, 10, 20, 25, 15.
Mean: _
Median: _
Mode: _
Frequency Histogram:
A histogram is constructed from a frequency ta
Mid-term Review Sheet #5
i integrated Algebra 20122013
_ 2
1. Write the equation of a line with a slope of -2/3 and a yintercept of -5. 1. \l = E)- X 5
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2. Write the equation of the line shown in the following graph. . ' 2. t)
m : i
2
b = 2
Unit 9 Day 4 Classwork Expansion and Contract Logs
1. Write in log form: 3a 2 27
log3 77 0x
1
3. Solve for x: Iogglx =
Properties of Logarithms
If x and y are positive, b > O, and b at 1, then
X
Iogb = log,, X log, y
2. Write in exponential form:
Math 11A Growth and Decay Classwork D6
Logarithms Applications
1. A dastardly criminal planted 37 ounces of radioactive krypton85 in a safety deposit box near the
Daily Planet on January 1, 1999. The krypton85 decays at a rate of 7.25% per year, where t
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! '1idterm Re\'iew Sheet H W #1
1.
Write the quadratic equation whose sum o f the roots is 6 and whose product is -2
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2.
I s the graph at the right a function?
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-M idterm Review Sheet H W #2
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2
T he solution(s) o f the equation x - x+ 1 = 0 are
1.
1 real rational root
(2)
2.
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2 real rational roots
(1)
(4)
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2 real irrational roots
2x 2 + 1?
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-=-1