kingdesto6646
25.09.2021 •
Mathematics
Make a scatter plot of the data below.
x y
125 150
50
178
75 216
100 1265
(125 323
150 392
175 470.4
Use the quadratic regression feature of a graphing calculator to find a quadratic model. Round to the nearest
thousdandths place.
a. y - 7.821x² -0.936x - 94.034
b. y --7.821x² +0.936x - 94.034
y = 0.008x2 +0.518x + 131.886
d. y = 0.008x2 - 0.518x - 131.886
C
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Ответ:
629 - 438 = $191