ALGEBRA 2/TRIGONOMETRY - JMap

Use this space for
3 What is the solution set for 2cos8 - 1 = 0 in the interval computations.
0° < 8 < 360°?
J (0$ (;),~" I
(1) (30°, 150°} (3) (30°, 330°}
(2) (60°, 120°} @ (60°, 300°} (b) (J ". J­
-:J-­
/l",. ,) j,
(7" CD~ " /.-,
4 The expression ~64a16 is equivalent to
(1) 8a 4 ~ 4a5~ ;{f,-'-t QISQ ' ~ lfo..'7G
(2) 8a B (4) 4a:fri
5 Which summation represents 5 + 7 + 9 + 11 + ... + 43?
43 24
(1) L n (3) L (2n - 3)
n=5 n=4
20
® ?;1(2n + 3)
23
(4) L (3n - 4)
n=3
Algebra 2rrrigonometry - June '12 [3] [OVER]