Suppose that y varies directly with x. Find an equation that relates x and y.y = 4.4 when x = 1.6
A. y = 2.75x
B. y = 
x
C. y = 
D. y = 4.4x
Answer: A
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Solve the problem.A landscaping company sells 40-pound bags of top soil. The actual weight x of a bag, however, may differ from the advertised weight by as much as 0.75 pound. Write an inequality involving absolute value that expresses the relationship between the actual weight x of a bag and 40 pounds. Over what range may the weight of a 40-pound bag of to soil vary?
What will be an ideal response?
List all the transformations that must be applied to f(x) = sin x to obtain the graph of g(x).g(x) = -3 sin 
- 7
A. The graph f(x) = sin (x) is shifted a distance of ?/8 to the left, reflected in the y-axis, translated 7 units downward, then stretched horizontally by a factor of 3. B. The graph f(x) = sin (x) is shifted a distance of ?/8 to the right, reflected in the x-axis, translated 7 units downward, then stretched vertically by a factor of 3. C. The graph f(x) = sin (x) is shifted a distance of ?/8 to the left, reflected in the y-axis, translated 7 units upward, then stretched vertically by a factor of 3. D. The graph f(x) = sin (x) is shifted a distance of ?/8 to the left, reflected in the x-axis, translated 7 units downward, then stretched vertically by a factor of 3.
Find the mean for the list of numbers.Inches of snowfall per month: 7.2, 7.7, 5.3, 7.7, 5.1Round answer to the nearest tenth if necessary.
A. 5.5 in. B. 6.6 in. C. 7.7 in. D. 7.2 in.
Find all the rational zeros of the function. ? x3 - 18x2 + 108x - 216 ?
A. -6 B. 0, -1 C. 0, 6 D. 6 E. ±6