Find the average of the set of numbers.
and 
A. 
B. 
C. 
D. 
Answer: D
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Give an appropriate answer.Given the function f(x, y, z) and the positive number ? as in the formal definition of a limit, find a positive number ? as in the definition that insures 
< ?.f(x, y, z) = x + y - z ; ? = 0.03
What will be an ideal response?
Write the best-fit linear model for the data.A pediatric speech therapist started her own practice in 2000. The table below shows the number of children she treated each year from 2004 to 2012. Align the data to the number of years past 2004 and fit a linear model to the data.
A. y = 11x + 2 B. y = 10.53x + 3.2 C. y = 2x + 11 D. y = 3.2 x + 10.53
Identify the complex number as real or imaginary.i
A. Imaginary B. Real
Factor.42x2y + 72x3 + 6xy2
A. (18x + 6y)(4x + y) B. 6(3 + xy)(4 + xy) C. 6x(3x - y)(4x - y) D. 6x(3x + y)(4x + y)