Convert the rectangular equation to polar form. Assume a > 0, r > 0.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: D
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Evaluate by correctly positioning the decimal point.42.826 × 10-3
A. 0.042826 B. 42,826 C. 4.2826 D. 0.42826
Solve the problem.Suppose the number of Quickie hamburgers (in millions) served yearly from 1987 to 2000 can be modeled by 
In this formula 
corresponds to 1987 and 
corresponds to 2000. Approximate the year when this amount will reach 62 million.
A. 3 B. -3 C. 1997 D. 1990
Solve the system of equations using elimination.
A. x = 3, y = 0; x = 3, y = 3 B. x = 3, y = 0; x = -3, y = 0 C. x = 3, y = 3; x = -3, y = 3 D. x = -3, y = 0; x = -3, y = 3
Solve the problem.A rare species of insect was discovered in the rain forest of Costa Rica. Environmentalists transplant the insect into a protected area. The population of the insect t months after being transplanted is P(t) = 
.a) What was the population when t = 0?b) What will the population be after 10 years?c) What is the largest value the population could reach?
What will be an ideal response?