Solve the problem.Find the least squares line for the points 
A. y = 128 - 17x
B. y = 128 + 11x
C. y = 142 - 17x
D. y = 142 + 11x
Answer: C
Mathematics
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Write the binomial expansion of the expression.(2x + 1)5
A. (4x2 + 4x + 1)5 B. 32x5 + 80x4 + 80x3 + 40x2 + 10x + 1 C. 32x5 + 16x4 + 8x3 + 4x2 + 2x + 1 D. 32x5 + 10x4 + 40x3 + 40x2 + 10x + 1
Mathematics
Perform the following operation.
?
What will be an ideal response?
Mathematics
Divide.
A. 
B. 70
C. -0.69
D. -6.9
Mathematics
Evaluate the discriminant for the equation. Then use it to predict the number of distinct solutions, and whether they are rational, irrational, or nonreal complex.8y2 = -7y - 7
A. Two distinct irrational solutions B. One rational solution (a double solution) C. Two distinct rational solutions D. Two distinct nonreal complex solutions
Mathematics