Give a verbal representation for the given function. f(x) = 
+ 19 . Let y = f(x).
A. To obtain y: Multiply x by 3, then add 19 to the result.
B. To obtain y: Add 19 to x, then divide the result by 3.
C. To obtain y: Multiply x by 19, then divide the result by 3.
D. To obtain y: Divide x by 3, then add 19 to the result.
Answer: D
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Determine the standard equation of the hyperbola with the given characteristics.The vertices are at (-6, 0) and (6, 0), and the foci are at (-8, 0) and (8, 0).
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
A parking lot is to be constructed in the shape below. If the concrete used has to be 5" thick, what volume of concrete (in cubic feet) is required?
Multiply.(0.8x - 0.2)2
A. 0.64x2 + 0.32x + 0.04 B. 0.64x2 - 0.32x + 0.04 C. 0.64x2 + 0.04 D. 0.64x2 + 0.32x - 0.04
Use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of the sequence with the given first term, a1, and common ratio, r.Find a5 when a1 = 4, r = -5.
A. -2500 B. 625 C. 2500 D. -12,500