Find ?2
if ?1 = 48º.
?
?
A. 42º
B. 48º
C. 43º
D. 49º
E. none of these
Answer: A
Mathematics
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Express the transform of the given expression in terms of s and ?
.y" + y', f 
= 0, f' 
= 0
A. s3?
+ s?
B. s2?
C. s2?
+ s?
D. s2?
+ ?
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Find the exact value of the expression.cos-1
A. 
B. 
C. 
D. 
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Solve.A town's population in 1976 was 149,728. By the year 2000 it had increased by 28,669. How many people lived there in 2000?
A. 178,397 people B. 177,397 people C. 178,497 people D. 179,397 people
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Find the location and value of all relative extrema for the function. 
A. Relative maximum of -1 at -1. B. None C. Relative minimum of 1 at 1. D. Relative maximum of -1 at -1 ; Relative minimum of 1 at 1.
Mathematics