February 14, 2014
Precalc Warm Up #
8-5
1. Find sin (arc tan x)
2. Solve (
3. Solve for i
)
sec 3x.csc 3x - 2csc3x = 0
9x - 7i > 3(3x - 7u)
4. Solve for y, and graph on your grapher.
Set domain for [-1,1] and range for [-1.5, 2.5]
February 14, 2014
2. Solve (
)
sec 3x csc 3x - 2csc3x = 0
(0,1)
135o
(-1,0)
o
120o 90
60o
45o
30o
150o
0
180o
0o or 360o
330o
210o
225o
-
240o
315o
270o
300o
(0,-1)
(1,0)
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3. Solve for i
9x - 7i > 3(3x - 7u)
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4.
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Find all solutions in interval
tan(x +
) - cos(x +
) =0
February 14, 2014
#8-5 p. 431 35, 37, 55 - 61 odd
p. 422 9-37 every other odd
(in Precalc book)
Give Quiz
Our Chapter 6 test will be next Thursday.
book drive begins next week