Graph the inequality.x + 2y ? 4

A.

B.

C.

D.


Answer: D

Mathematics

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Solve the problem.As part of her retirement savings plan, Patricia deposited $200 in a bank account during her first year in the workforce. In her twentieth year she deposited $770. Assuming that the sequence of numbers giving the amount she deposited in years 1 through 20 is arithmetic, what was the total amount that she deposited in the twenty years?

A. $10,000 B. $9700 C. $20,000 D. $19,400

Mathematics

Identify the equation without applying a rotation of axes.2x2 + 12xy + 36y2 - 4x + 4y + 3 = 0

A. ellipse B. hyperbola C. parabola D. not a conic

Mathematics

Given f(x) and g(x), find the indicated composition.f(x) = 4x + 9; g(x) = 5x - 1Find (f ? g)(x).

A. (f ? g)(x) = 20x + 5 B. (f ? g)(x) = 20x + 44 C. (f ? g)(x) = 20x + 13 D. (f ? g)(x) = 20x + 8

Mathematics

Perform the indicated operation.0.80 + (-3.039)

A. 2.239 B. -3.839 C. -2.239 D. -3.739

Mathematics