Solve the rational inequality and graph the solution set on a real number line.  ? 0

A. (-?, -6] ? [-5, ?)

B. [-5, ?)

C. (-6, -5]

D. (-?, -6) ? [-5, ?)


Answer: D

Mathematics

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Use Gauss-Jordan elimination to find the solution. Write the solution as an ordered pair.5x - 2y = -1 x + 4y = 35

A. (2, 8) B. (3, 9) C. (3, 8) D. (2, 9)

Mathematics

Draw the logic circuit that represents the logical statement. Determine the output given the variable values.((p ? q) ? ~(p ? q)) ? r; for p =0, q =0, r = 1

A. output = 0


B. output = 1


C. output = 1


D. output = 0


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Is the following statement true or false?20 ? 6

A. True B. False

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Use the definition f'(x) =  to find the derivative at x.f(x) = 21x - 3

A. 21x B. 18 C. -21 D. 21

Mathematics