(3 + j2)/(2 + j3) =
a. 12 5
ÄÄ - jÄÄ
13 13
b. 6 5
-ÄÄ + jÄÄ
13 13
c. 12 12
ÄÄ + jÄÄ
13 13
d. 12 5
ÄÄ + jÄÄ
13 13
e. 6 5
ÄÄ - jÄÄ
13 13
a. 12 5
ÄÄ - jÄÄ
13 13
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A certain population grows according to . At a certain time the population is 698 individuals. What can be said about the population at this time?
?
A. The population is increasing. B. The population is decreasing. C. The population has reached a maximum value. D. The population has reached a minimum value.
A point P(r, ?) in polar coordinates is given. Determine the rectangular coordinates P(x, y).
A.
B.
C.
D.
Evaluate.-58 + 92
A. 150 B. -150 C. -34 D. 34
Solve the equation for the indicated variable. (Leave ± in your answer, when appropriate.)r = for A
A. A = ±
B. A = 2?r2
C. A = 2?r
D. A = ± 2?