Solve the problem.A flare fired from the bottom of a gorge is visible only when the flare is above the rim. If it is fired with an velocity of 144 ft/sec, and the gorge is 320 ft deep, during what interval can the flare be seen?  

A. 8 < t < 9
B. 12 < t < 13
C. 0 < t < 4
D. 4 < t < 5


Answer: D

Mathematics

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Find the x-intercepts of the graph of the equation. (The grids are intentionally not included.)y = x2 + 5x - 14

A. (0, -14)
B. (-7, 0), (2,0)
C. (-8, 0), (3, 0)
D.  

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Provide an appropriate response.Draw a graph of the line that contains the point (2, 4) and has a slope of -. Do not find the equation of the line.

A.

B.

C.

D.

Mathematics

Locate the fraction on a number line.

A.

B.

C.

D.

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Two sides and an angle are given. Determine whether the given information results in one triangle, two triangles, or no triangle at all. Solve any triangle(s) that results.b = 3, c = 4, B = 65°

A. one triangle B = 33°, A = 82°, a = 7 B. one triangle C = 34°, A = 81°, a = 11 C. one triangle C = 32°, A = 83°, a = 9 D. no triangle

Mathematics