Provide the proper response.If f(x) ? 0 on the interval [a,b], then 
representsi) the area to the right of the y-axis between y = a and y = b.ii) the area above the x-axis between x = a and x = b.iii) the area below the x-axis between x = a and x = b.
A. Both ii and iii could be correct.
B. Only i is correct.
C. Only ii is correct.
D. None of the above
Answer: C
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Solve the problem.A survey is taken to determine if Social Security should be privatized. Eight hundred players in a national bridge tournament are randomly surveyed. The survey found strong opposition to the concept of privatization. This conclusion might be invalid because
A. the size of the sample is too small. B. of the placebo effect. C. the sample is not representative of the population. D. there was no control group. E. none of these
Determine the domain and the range of the function.f(x) = x2 + 8x + 7
A. domain: range: {x|x ? 4} range: {y|y ? 9} B. domain: all real numbers range: {y|y ? 9} C. domain: all real numbers range: {y|y ? -9} D. domain: range: {x|x ? 4} range: {y|y ? -9}
Solve.During the last four months of a recent year, Annie's Natural Food Store reported the following sales.September$2653October$2654November$2793December$4047How much more were the sales in December than the sales in November?
A. $1254 B. $6840 C. $1154 D. $6740
Provide an appropriate response.What is the end behavior of f(x) = 
x as x??
A. f(x) ? 0
B. f(x) ? ?
C. f(x) ? -?
D. f(x) ? - 