Solve then show the answers on a graph.
2. y + 2x = 12 for D = {2, 3, 4}
3. 3x − 3y...
Mathematics, 10.02.2021 18:50 only1cache
Solve then show the answers on a graph.
2. y + 2x = 12 for D = {2, 3, 4}
3. 3x − 3y = 9 for D = {0 ≤ x ≤ 8}
4. The function h(d) = 2d + 4.3 relates the h height of the water in a fountain in feet to the d diameter of the pipe carrying the water. Graph
Determine the domain for each function. Then graph the function.
1. for R {5, 6, 7, 8}
D
2. 6x 3y 12 for R {4 ≤ y ≤ 8}
D
3. 3x y 4 for R {4 ≤ y ≤ 8}
D
Solve.
4. A car travels at a speed of 25 miles per hour. The d distance it travels in h hours is given by the equation d 25h. Write the equation as a function. Use a calculator to graph the function for the domain {0 ≤ h ≤ 5}. What is the meaning of the point (3.5, 87.5) on the graph?
Function: Explain:
5. The formula for finding the distance traveled by a free-falling object is
D 16t2, where t is the time in seconds. Use a calculator to graph this function for the domain {1, 2, 3, 4, 5, 6}. Find the range. Use the graph
to find how much time it takes the object to fall 300 feet.
Range:
Explain:
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