Find the sum of the infinite geometric series, if it exists.
- 
+ 1 - . . .
A. 
B. - 32
C. 64
D. does not exist
Answer: D
Mathematics
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Using the derivative of f(x) given below, determine the intervals on which f(x) is increasing or decreasing.f'(x) = (1 - x)(9 - x)
A. Decreasing on (-?, 1) ? (9, ?); increasing on (1, 9) B. Decreasing on (-?, -1) ? (-9, ?); increasing on (-1, -9) C. Decreasing on (1, 9); increasing on (-?, 1) ? (9, ?) D. Decreasing on (-?, 1); increasing on (9, ?)
Mathematics
Find the identical expression for the following.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Find f(x) at the indicated value of x.f(x) = -4x2 - 5x + 10, x = 3
A. -41 B. -51 C. -17 D. -45
Mathematics
Find the domain of the expression. x 2 - 15x + 56
A) x = 7 or x = 8 B) all real numbers except x = 0 C) x > 0 D) all real numbers E) all real numbers except x = 7 and x = 8
Mathematics