Simplify. ? 

A. -26
B. -25
C. -13
D. 28


Answer: A

Mathematics

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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?

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Solve.-9x + 5(2x - 2) = -4 - 5x

A. {}
B. {- 1}
C. {- }
D. {1}

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Multiply the complex numbers and simplify powers of i.(7 + 5i)2

A. 74 + 70i B. 24 - 70i C. 24 + 70i D. 74 - 70i

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Find the square root. Do not use a calculator. Do not refer to a table of square roots.

A. 13
B. 169
C.
D. 28,561

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