Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Answer: B
You might also like to view...
Find the exact value of the indicated trigonometric function of ?.tan ? = - 
, ? in quadrant IIFind cos ?.
A. 
B. 
C. - 
D. - 
A 200 ft guy wire is attached to the top of a tower. If the wire makes a 55° angle with the ground, how tall is the tower?
(a) 163.8 ft (b) 90 ft (c) 265 ft (d) 85.4 ft (e) 255.6 ft
Use a calculator to solve the equation on the interval [0, 2?). Round to the nearest hundredth of a radian.sin 2x - sin x = 0
A. 1.05, 3.14, 5.24 B. 0, 2.09, 3.14, 4.19 C. 0, 2.09, 4.19 D. 0, 1.05, 3.14, 5.24
Solve the problem.Suppose an isolated island has a native population of 10,000 and a person from a visiting ship introduces a disease which has an infection rate of 0.00005. Assume that the rate of spread of the disease satisfies the following logistic equation: 
= k
y, where N is the size of the population and y is the number infected at time t.How many individuals are infected after 15 days?
A. 1481 B. 1409 C. 1331 D. 1531