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-M idterm Review Sheet H W #2
Math l lA
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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
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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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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
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
Unit 11 Regression - Notetaking Guide
Name: _
Period: _
Day 1 Scatter Plots and Linear Correlation Coefficients
Statisticians and scientists gather data to determine correlations or _ between events.
Regression Analysis: use existing data to obta
II Unit 1
D ay 7 I nverse
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2 . I s t he r elation a f unction?
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1. W hich o f t he f ollowing is a f unction?
G cfw_(l:l). 2 , 1) , 0 , 1) (4,1),
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3 . I s t he r elatiJn a f unction?
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U nit 1 D ay 3 F unction N otation M ore D omain a nd R ange P ractice
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1.
Which o f the following is not a function?
1. cfw_(-3,1), (3, 2), (3, 3)
3. cfw_(1,2), (2, 3), (-3 , 3)
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2. cfw_(1,3), (2, 3), (3, 3)
4. cfw_(
Unit 1 Day 2 Domain, Range, Set Notation
i'up: ov for x:
3x+14=x+37
Using both set builder and interval notation, nd the domain and range and tell if it is a function.
Each box on the graph equals 1 unit.
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