Evaluate the expression by first changing the form. Verify the answer by use of a calculator. 

A. -2
B. - 
C. - 
D. - 


Answer: B

Mathematics

You might also like to view...

The body surface area B, in square meters, of a man who is 180 centimeters tall can be estimated from his weight w, in kilograms.  The relationship is . What weight range results in a body surface area of more than 2.03 meters? Round your answer to two decimal places. ?

A.  kilograms
B.  kilograms
C.  kilograms
D.  kilograms

Mathematics

Answer the question based on the following situation:An honest coin is tossed 1600 times. The random variable X denotes the total number of heads that come up in the 1600 tosses.What are the chances that X is 800 or less?

A. approximately 50% B. approximately 100% C. approximately 40% D. approximately 0% E. none of these

Mathematics

Solve for x.|0.4x + 0.3| ? 2

A. x ? -5.75 or x ? 4.25 B. -5.75 ? x ? 4.25 C. -4.25 ? x ? 5.75 D. x ? -4.25 or x ? 5.75

Mathematics

Solve the problem.If it has been determined that the probability of an earthquake occurring on a certain day in a certain area is 0.04, what are the odds against an earthquake?

A. 25 to 1 B. 24 to 1 C. 1 to 25 D. 23 to 1

Mathematics