Find the vertex and axis of symmetry of the parabola.y = 8.8 - 1.2x + 0.2x2
A. (-3, 7); x = 3
B. (0, 0); x = 3
C. (3, -7); x = 3
D. (3, 7); x = 3
Answer: D
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Solve the problem.Two points A and B are on opposite sides of a building. A surveyor selects a third point C to place a transit. Point C is 48 feet from point A and 60 feet from point B. The angle ACB is 53°. How far apart are points A and B?
A. 64.6 feet B. 49.4 feet C. 87.4 feet D. 96.8 feet
Solve the problem.To estimate the ideal minimum weight of a woman in pounds multiply her height in inches by 4 and subtract 130. Let W = the ideal minimum weight and h = height. W is a linear function of h. Find the ideal minimum weight of a woman whose height is 62 inches.
A. 118 lb B. 378 lb C. 120 lb D. 130 lb
For the given functions f(x) and g(x), find (f + g)(x) or (f - g)(x) as indicated.f(x) = 9x2 + 8x - 7, g(x) = 2x2 + 7x - 3Find (f + g)(x).
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A. $26,450.00 B. $84,640.00 C. $18,400.00 D. $9200.00