For the function f whose graph is given, determine the limit.Findf(x).

A. does not exist
B. 0
C. -3
D. 3


Answer: A

Mathematics

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Determine whether the graph is that of a function. If it is, use the graph to find its domain and range, the intercepts, if any, and any symmetry with respect to the x-axis, the y-axis, or the origin.

A. function
domain: {x|-1 ? x ? 1}
range: {y|-? ? y ? ?}
intercepts: (-?, 0), (- , 0), (- , 0), (- , 0), (0, 0), (, 0), (, 0), (, 0), (, 0), (?, 0) 
symmetry: none
B. function
domain: all real numbers
range: {y|-1 ? y ? 1}
intercepts: (-?, 0), (- , 0), (- , 0), (- , 0), (0, 0), (, 0), (, 0), (, 0), (, 0), (?, 0) 
symmetry: origin
C. function
domain: {x|-? ? x ? ?}
range: {y|-1 ? y ? 1}
intercepts: (-?, 0), (- , 0), (- , 0), (- , 0), (0, 0), (, 0), (, 0), (, 0), (, 0), (?, 0) 
symmetry: origin
D. not a function

Mathematics

Solve.A rectangle is 5 feet longer than it is wide and has an area of 84 square feet. What are its dimensions?

A. 7 × 17 ft B. 12 × 17 ft C. 7 × 12 ft D. 9 × 12 ft

Mathematics

Solve the problem.Approximate the area under the graph of f(x) = 2x3 - 1 from 1 to 6 by partitioning the interval into 5 subintervals of equal length and choosing t to be the left endpoint.

A. 875 B. 633.75 C. 660 D. 445

Mathematics

Determine whether the number is prime, composite, or neither.71

A. Prime B. Neither C. Composite

Mathematics