Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) =
|x|
A.
B.
C.
D.
Answer: B
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Find the y-intercepts and any x-intercepts.y = -3x2 - 2x + 2
A. y-intercept (0, 2), x-intercepts and
B. y-intercept (0, 2), x-intercepts and
C. y-intercept (0, 2), x-intercepts and
D. y-intercept (0, 2), no x-intercepts
Determine the vertex, focus, and directrix of the parabola and sketch its graph.x2 = 16y
A. vertex: (0, 0)
focus:
directrix: y = -
B. vertex: (0, 0)
focus:
directrix: y =
C. vertex: (0, 0)
focus:
directrix: y = - 4
D. vertex: (0, 0)
focus:
directrix: x = 4
Graph the first-degree inequality in two unknowns.
?
?
A.
B.
C.
D.
Change the word statement to an equation. Use x as the variable.The sum of two-thirds a number and 74 is 58.
A. x - 74 = 58
B. x + 74 = 58
C. x + 58 = 74
D. x ? 74 = 58