Simplify.
- 1
? 
A. - - 
B. - 
C. -2
D. - - 
Answer: B
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Solve the problem.A football team gained 38 yards on one play, lost 26 yards on another, and gained 31 yards on the last play of the first half. They had already gained 202 yards during the half. What was the total yardage gain for the first half?
A. 271 yd B. 245 yd C. 159 yd D. 297 yd
A geometric sequence is given. Find the common ratio and write out the first four terms.{dn} = 
A. r = 
; d1 = 
, d2 = 
, d3 = 
, d4 = 
B. r = 3; d1 = 
, d2 = 
, d3 = 
, d4 = 
C. r = 3; d1 = 
, d2 = 
, d3 = 
, d4 = 
D. r = 
; d1 = 
, d2 = 
, d3 = 
, d4 = 
Find the first partial derivatives with respect to x, y, and z.
?
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Select a setting so that the given points will lie within the viewing rectangle.(-10, 0), (20, 13), (150, -4)
A. X min = -20 X max = 160 X scl = 10 Y min = -5 Y max = 14 Y scl = 1 B. X min = 10 X max = 160 X scl = 10 Y min = -5 Y max = 14 Y scl = 1 C. X min = -5 X max = 14 X scl = 1 Y min = -20 Y max = 160 Y scl = 10 D. X min = -20 X max = 160 X scl = 10 Y min = -1 Y max = 14 Y scl = 1