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- 1. Multiple Choice
(x + 2)2 + (y + 1)2 =
11
13
12
- 2. Multiple Choice
x2 - 3|x - 2| - 4x = -
6
4
5
7
- 3. Fill in the Blank
x + y = -
- 4. Multiple Choice
(|Y| - 2)(|Y| - 1) =
0
2
4
I Don't Know
- 5. Multiple Choice
Solve The Question:
h(t) = a cos[ b(t - d) ] +
c
f
q
d
- 6. Fill in the Blank
_______= 2π / |b| = 0.8, hence b = ~+mn~ 2.5π
- 7. Multiple Choice
The number of hours of daylight H in a certain area is approximately given by the function
H(t) = 2.5 cos[ b(t - d) ] + 11.__
4
5
6
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