Provide an appropriate response.For the parabola y = f(x) = x2 - 2x - 8, find: (a) the vertex, (b) the y-intercept, and (c) the x-intercepts.
What will be an ideal response?
| (a) | (1, -9) | (b) | -8 | (c) | -2 and 4 |
Mathematics
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Use grouping to factor the polynomial.x3 - 8x2 + 2x - 16
A. (x2 + 2)(x - 8) B. (x2 - 2)(x - 8) C. (x3 + 2)(x + 8) D. (x2 + 2)(x + 8)
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Decide whether the figure is convex or concave.
A. Convex B. Concave
Mathematics
Find the slope of the line through the pair of points.(-5, -6) and (-3, 1)
A. 
B. - 
C. - 
D. 
Mathematics
Use the distance formula to find the length of the line segment between the pair of points.(-6, 0) and (0, -12)
A. 4
B. 2
C. 6
? 13.42
D. 3
? 4.24
Mathematics