Perform the indicated operations. Write the answer using only positive exponents. Assume that all variables represent positive real numbers.
A. ( m + 2)15/4
B. -( m + 2)15/4
C. 
D. 
Answer: A
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Determine whether the following is always true or not always true. Given reasons for your answers.(u × v) ? v = 0
What will be an ideal response?
Write the percent as a decimal.609%
A. 0.609 B. 6.09 C. 609 D. 60.9
Use the method of natural frequencies to find the indicated probability.3.1% of a population are infected with a certain disease. There is a test for the disease, however the test is not completely accurate. 94.7% of those who have the disease test positive. However 3.9% of those who do not have the disease also test positive (false positives). A person is randomly selected and tested for the disease. What is the probability that the person has the disease given that the test result is positive?
A. 0.563 B. 0.777 C. 0.031 D. 0.437
Solve the problem.A rock falls from a tower that is 68.6 m high. As it is falling, its height is given by the formula 
How many seconds will it take for the rock to hit the ground (h=0)?
A. 8.3 s B. 3.7 s C. 1000 s D. 8 s