Find the volume under the surface z = f(x,y) and above the rectangle with the given boundaries.z =
; 0 ? x ? 1, 1 ? y ? e
A.
B.
C.
D.
Answer: A
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Find the exact value of the expression.
A.
B.
C. -
D. -
Translate the sentence to an equation.The quotient of a and 4 is 5.
A. = 4
B. = 5
C. = a
D. = 5
The graph shows the actual percentage of U.S. households with a computer as a function of household income (the data points) and a logistic model of these data (the curve). The logistic model is
?
?
where x is the household income in thousands of dollars. According to the model, what percentage of extremely wealthy households had computers?
?
?
A. is close to
.
B. is close to
.
C. is close to
.
D. is close to
.
E. is close to
.?
Solve. If necessary, round answers to the nearest hundredth.The following test scores were recorded for a student: 92, 89, 87, 86, 95, 91. Find the mean, median, and mode.
A.
mean: 90 | median: 86 | mode: 95 |
B.
mean: 89 | median: none | mode: none |
C.
mean: 90 | median: 90 | mode: none |
D.
mean: 91 | median: none | mode: 95 |