Find the sum.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.Sketch a smooth curve through the origin with the following properties: f '(x) > 0 for 
for 
f "(x) approaches 0 as x approaches -?; and f "(x) approaches 0 as x approaches ?. 
What will be an ideal response?
Mathematics
Tom has a mean score of 86 on the first three tests in class. What is the highest grade Tom can get if there is only one more 100-point test and all the tests are equally weighted. The teacher rounds final grades to the nearest integer.
a. 93 b. 92 c. 87 d. 89 e. 90
Mathematics
Solve the radical equation, and check all proposed solutions.
= 3
A. 
B. {9}
C. ?
D. {3}
Mathematics
Determine if the graph is symmetric with respect to x-axis, y-axis, and/or the origin.
A. x-axis B. Origin C. y-axis D. x-axis, origin
Mathematics