Decide whether the figure is convex or concave.
A. Concave
B. Convex
Answer: B
Mathematics
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Find the average value of the function over the given interval.f(x) = -2x + 8 on [-8, 4]
A. 12 B. 24 C. 4 D. 144
Mathematics
Determine whether the graph is the graph of a function. 
A. function B. not a function
Mathematics
Solve.
- 
= 
A. -8 B. -4, -8 C. -4 D. empty set solution
Mathematics
Use the properties of logarithms to write the expression as the logarithm of a single expression.2 logy(x + 1) - logy(x2 - 1)
A. log2y
B. logy(x + 1)
C. logy 
D. logy(1 - x)
Mathematics