Plot the ordered pair in the coordinate plane. In which quadrant or on which axis does the point lie?
A. Quadrant II
B. Quadrant IV
C. Quadrant IV
D. Quadrant II
Answer: B
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Solve the problem.A box with an open top is to be constructed from a rectangular piece of cardboard with dimensions 13 inches by 22 inches by cutting out equal squares of side x at each corner and then folding up the sides as in the figure. Express the volume V of the box as a function of x.
A. V(x) = x(13 - 2x)(22 - 2x) B. V(x) = (13 - x)(22 - x) C. V(x) = (13 - 2x)(22 - 2x) D. V(x) = x(13 - x)(22 - x)
Determine the slope and the y-intercept.y = 5x + 9
A. Slope 9, y-intercept (0, 5) B. Slope 5, y-intercept (0, 9) C. Slope -5, y-intercept (0, 9) D. Slope 9, y-intercept (0, -5)
Use the commutative and/or associative property of addition and then simplify.(1 + p + 1) + 5
A. p + 6 B. 2p + 5 C. 7 D. p + 7
Sixty liters of a 43% acid solution is obtained by mixing a 28% solution with a 42% solution.Use a graphing utility to graph the two given equations. Let x and y represent the amounts of the 28 % solution and 42% solution. As the amount of the 28% solution increases, how does the amount of the 42% solution change?
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A. ?
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Increases
B. ?
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Decreases
C. ?
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Decreases
D. ?
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Decreases
E. ?
Increases