Solve the linear inequality. Graph the solution set on a number line, and express the solution using interval notation.3x + 1 > 2x + 3
A. (4, ?)
B. (2, ?)
C. [2, ?)
D. (-?, 2]
Answer: B
Mathematics
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Evaluate the exponential expression.(-9)2
A. -18 B. 18 C. -81 D. 81
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Perform the requested composition or operation.Find (g ? f)(-5) when f(x) = -3x + 9 and g(x) = -6x2 + 6x - 4.
A. 561 B. -4 C. -3316 D. 21
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Suppose a game has this payoff matrix. Find the expected value of the game for the specified strategies of A and B.
A.
B. -
C.
D.
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Use a formula to solve the problem.What is the area of a square with side 2.8 cm?
A. 7.84 cm2 B. 21 cm2 C. 5.6 cm2 D. 31.36 cm2
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