Factor.25x2 - 40x + 16
A. (5x - 4)2
B. (5x + 4)2
C. (25x + 1)(x + 16)
D. (5x - 4)(5x + 4)
Answer: A
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Graph the inverse of the function plotted, on the same set of axes. Use a dashed curve for the inverse.
A. 
B. 
C. 
D. 
Identify the form of the argument and state whether the argument is valid or invalid.If you eat well, you will be well.If you are well, you will be happy.Therefore, if you eat well, you will be happy.
A. Fallacy of the inverse; invalid B. Law of contraposition; valid C. Law of syllogism; valid D. Fallacy of the converse; invalid
Multiply and simplify. Assume that all variables represent positive real numbers.2
(
+ 
)
A. 2
+ 5
B. 2
+ 5
C. 10
+ 10
D. 2
+ 10
Solve the problem.Find the equilibrium point for the given supply and demand functions. Here p represents price and x represents quantity.
A. (28, $840) B. (30, $1920) C. (16, $1920) D. (30, $660)