Solve the problem.The range x of a projectile fired with velocity vo at an angle ? with the horizontal is given by 
where g is gravitational acceleration. Determine x in terms of vo and g for ? = 21°.
A. 
B. 
C. 0.67
D. 
Answer: A
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Use l'Hopital's Rule to evaluate the limit.
A. 19 B. 11 C. -13 D. 16
Sketch the graph of the function and find the domain and range.f(x) = -x2 - 3
A. domain: all real numbers
range: y ? 3
B. domain: all real numbers
range: y ? -3
C. domain: x ? -3
range: y ? 0
D. domain: all real numbers
range: y ? -3
Provide an appropriate response.When making a tiling using only regular hexagons
A. the tiles fill all of the space, but there is some overlap of the tiles. B. the tiles fill all of the space, with no overlaps and no gaps. C. the tiles do not fill all of the space, there is some overlap of the tiles. D. the tiles do not fill all of the space, there are gaps between the hexagons.
Solve the problem.Which of the following trigonometric values are negative?I.sin(-292°)II.tan(-193°)III.cos(-207°)IV.cot 222°
A. I and III B. II and III C. III only D. II, III, and IV