Solve the problem.2 - i is a solution of a quadratic equation with real coefficients. Find the other solution.
A. 2 + i
B. -2 + i
C. -2 - i
D. 2 - i
Answer: A
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Solve the problem.It can be shown that 
? 
for large values of n. Find the smallest value of N such that 
for all 
A. 33 B. 29 C. 27 D. 22
Solve.While traveling in a car, the centrifugal force a passenger experiences as the car drives in a circle varies jointly as the mass of the passenger and the square of the speed of the car. If the a passenger experiences a force of 64.8 newtons when the car is moving at a speed of 30 kilometers per hour and the passenger has a mass of 80 kilograms, find the force a passenger experiences when the car is moving at 30 kilometers per hour and the passenger has a mass of 50 kilograms.
A. 36 newtons B. 45 newtons C. 54 newtons D. 40.5 newtons
Solve.How many ways can a president, vice-president, and secretary be chosen from a club with 10 members?
A. 30 B. 720 C. 6 D. 120
Add or subtract and simplify. Write the answer as a whole or mixed number when necessary.9
- 5
A. 3
B. 4
C. 4
D. 4