Use the REGRESSION feature on a graphing calculator.The average retail price in the Spring of 2000 for a used Camaro Z28 coupe depends on the age of the car as shown in the following table.
Find the quadratic model that best estimates this data. Round your answer to whole numbers.
A. y = 102x2 - 2576x
B. y = 102x2 - 2576x + 20,669
C. y = -9x3 + 235x2 - 3134x + 21,252
D. y = -1551x + 18,790x
Answer: B
Mathematics
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Find a general term an for the geometric sequence.a1 = 
, r = 8
A. an = 
? 8n-1
B. an = 
n - 1 + 
C. an = 
+ 
(n - 1)
D. an = 
+ 8(n - 1)
Mathematics
Determine the value of each variable.
= 
A. m = 9; n = 3; x = 3 B. m = 3; n = 9; x = 0 C. m = -9; n = -3; x = -3 D. m = 5; n = 7; x = 3
Mathematics
Provide an appropriate response.Write the steps you would use to solve this equation: 9(x - 1) + 9x = -8x.
What will be an ideal response?
Mathematics
Find the measure of the missing angle(s).
a = 56?
A. 34° B. 24° C. 44° D. 29°
Mathematics