Find the sum of the squared errors for the linear model  and the quadratic model  using the given points.

?

?

A.
B. ?
C. ?
D. ?
E. ?


Answer: B

Mathematics

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Solve the problem.A certain company has found that its expenditure rate per day (in hundreds of dollars) on a certain type of job is given by  where x is the number of days since the start of the job. Find the expenditure if the job takes 3 days.

A. $4100 B. $41 C. $7800 D. $78

Mathematics

Find two paths of approach from which one can conclude that the function has no limit as (x, y) approaches (0, 0).f(x, y) = 

What will be an ideal response?

Mathematics

The following spinner is used to play a board game. Expressing your answer as a fraction in simplest form, what is the probability that the spinner will land on the specified place?  Find the probability that the spinner points toward the number 2.

A.
B.
C.
D.

Mathematics

Perform the indicated calculation.Calculate a21 + a22a12 for the matrix A = .

A. -20 B. 44 C. 285 D. -12

Mathematics