Add or subtract. Express the answer as a mixed number.15
- 9
A. 24
B. 23
C. 5
D. 5
Answer: D
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Integrate the function f over the given region.f(x, y) = xy over the rectangle 2 ? x ? 5, 4 ? y ? 6
A. 210 B. 70 C. 105 D. 140
Graph the parabola and label the vertex. Find the y-intercept.y = x2 - 1
A. vertex (0, 1), y-intercept (0, 1)
B. vertex (0, -1), y-intercept (0, -1)
C. vertex (0, 1), y-intercept (0, 1)
D. vertex (0, -1), y-intercept (0, -1)
The graph of a function f is given. Use the graph to answer the question.Find the numbers, if any, at which f has a relative minimum. What are the relative minima?
A. f has a relative minimum at x = 0; the relative minimum is 3 B. f has a relative minimum at x = -2; the relative minimum is 0 C. f has a relative minimum at x = -2 and 2; the relative minimum is 0 D. f has no relative minimum
Find the ordered pair for the y-intercept of the graph of the quadratic equation.y = -x2 + 2x
A. (0, -2) B. (0, 2) C. (2, 0) D. (0, 0)