Provide an appropriate response.Suppose that you are solving a system of 3 linear equations in 3 variables by the row echelon method. If you use the transformation -10R2 + R1, which row or rows of the augmented matrix, if any, will change?
A. Row 1
B. Rows 2 and 1
C. Row 2
D. None
Answer: A
Mathematics
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Use implicit differentiation to find the specified derivative at the given point.Find 
at the point (1, 0) for cos xy + yex = 0.
A. 
B. 0
C. e
D. 1
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Provide an appropriate response.One factor of 8x2 + 6x - 27 is
A. 4x - 9 B. 8x + 1 C. 2x - 3 D. 2x - 27 E. 4x - 3
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Provide an appropriate response.Explain why f(x) = 2x is an exponential function but f(x) = x2 is not.
What will be an ideal response?
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Multiply. Express the product in lowest terms.
? 
A. 
B. 14z
C. 
D. 
Mathematics