Use a graph to find the quadratic equation that fits the data shown in the table below.
Express in standard form.
Use technology to perform a quadratic regression on the data shown in the table below.The equation that fits these data is
Use factoring to determine the zeros of the quadratic function .
Robin Hood shot an arrow into the air such that its height above the ground h with respect to the horizontal distance travelled x was given by . At what horizontal distance will it hit the ground?
20 m
50 m
100 m
200 m
Use the quadratic formula to find the approximate zeros of .
-0.232, -1.434
-0.465, -2.868
-4.399, -5.601
1.434, 0.232
Use the zero function on a graphing calculator to find the zeros of .
0.200, -2.000
-0.200, 2.000
-0.260, -1.540
0.260, 1.540
Use first and second differences to determine a suitable model for the data shown in the table below.
linear, positive slope
linear, negative slope
quadratic
none of these
Market research has shown that the profit P, in dollars, to be expected from manufacturing x widgets is as shown in the table.Find the equation that describes these data.
The maximum profit to be made using the data and equation from question 9 is
$134.00
$2000.00
$51 333.33
$102 666.67
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