Express the integrand as a sum of partial fractions and evaluate the integral.
A. 
+ 
ln 
+ C
B. 
+ 
ln 
+ C
C. 
+ 
ln 
+ C
D. 
+ 
ln 
+ C
Answer: A
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What is the equation of the circle whose diameter endpoints are at the points (-6, 1) and (6,-4)? Show your steps and sketch the circle.
What will be an ideal response?
Answer the question.If a quantity decreases by 2.0 orders of magnitude, by what factor does it decrease?
A. Decreases by a factor of 1000 B. Decreases by a factor of 2.0 C. Decreases by a factor of 100 D. Decreases by a factor of 20
Perform the operation. Write the answer as a fraction in lowest terms.
÷ 
A. 
B. 
C. 
D. 
Solve the problem.Suppose that 5% of all adults over 40 have diabetes. A certain physician correctly diagnoses 90% of all adults over 40 with diabetes as having the disease and incorrectly diagnoses 3% of all adults over 40 without diabetes as having the disease.(a) Draw a tree diagram and label it with appropriate probabilities.(b) Find the probability that a randomly-selected adult over 40 does not have diabetes but is diagnosed as having diabetes.(c) Find the probability that a randomly-selected adult over 40 is diagnosed as not having diabetes.(d) Find the probability that a randomly-selected adult over 40 actually has diabetes, given that he/she is diagnosed as not having diabetes.
What will be an ideal response?