Find the indicated term of the geometric sequence.a4 when a1 = -1 and r = 
.
A. - 
B. - 
C. - 
D. 
Answer: B
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Find all cube roots of the complex number. Leave answers in trigonometric form.64i
A. 1, -1, -i B. 4 cis 60°, 4 cis 180°, 4 cis 300° C. 4 cis 30°, 4 cis 150°, 4 cis 270° D. 4 cis 0°, 4 cis 120°, 4 cis 240°
Simplify the expression. Write the result using positive exponents only.
A. 
B. 
C. 
D. 
Solve the problem.A certain area of forest is populated by two species of animals, which scientists refer to as A and B for simplicity. The forest supplies two kinds of food, referred to as F1 and F2. For one year, species A requires 1.4 units of F1 and 0.95 units of F2. Species B requires 2.0 units of F1 and 1.7 units of F2. The forest can normally supply at most 939 units of F1 and 484 units of F2 per year. What is the maximum total number of these animals that the forest can support?
A. 205 animals B. 1016 animals C. 345 animals D. 509 animals
Find the standard form of the equation of the ellipse with foci: (±8, 0) and major axis length of 22.
a. 
b. 
c. 
d. 