Solve the equation graphically. Approximate the solution to the nearest hundredth, if appropriate.x = 
+ 7
A. 3
B. No solutions
C. 12
D. 3, 12
Answer: C
Mathematics
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Find the transform of the given function by use of a table.f 
= cos 5t - sin 5t
A. F 
= 
B. F 
= 
C. F 
= 
D. F 
= 
Mathematics
Simplify the expression. Assume that all variables are positive.
A. 
B. 0
C. 
D. 
Mathematics
For the given arithmetic series, what is Sn?a1 = 5, d = 5, and n = 98
A. 48,510 B. 24,260 C. 97,020 D. 24,255
Mathematics
Solve the problem.The psychology lab at a college is staffed by 7 male doctoral students, 9 female doctoral students, 10 male undergraduates, and 6 female undergraduates. If a person is selected at random from the group, find the probability that the selected person is an undergraduate or a female.
A. 
B. 
C. 
D. 
Mathematics