Write sigma notation.
- 
+ 
- 
+ 
- 
A. 
B. 
C. 
D. 
Answer: A
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Solve the problem.A pest control company sprays insecticide around the perimeter of a 340 ft by 420 ft building. If the spray costs $0.13 per foot, how much did the job cost to the nearest dollar?
A. $198 B. $99 C. $18,564 D. $1547
Identify the numerical coefficient of the term.-10x
A. x B. -10 C. 10 D. 1
Sketch the graph of the function. Describe how the graph can be obtained from the graph of a basic exponential function.f(x) = 2 - 5-x
A. Shift y = 5x up 2 unit(s), reflect across
the y-axis, and reflect across the x-axis
B. Shift y = 5x up 2 unit(s), reflect across
the y-axis, and reflect across the x-axis
C. Reflect y = 5x across the y-axis, reflect
across the x-axis and shift up 2 unit(s)
D. Reflect y = 5x across the y-axis, reflect
across the x-axis and down 2 unit(s)
Evaluate the expression.
A. 3 B. 40,320 C. 2970 D. 495