Solve and graph.100x2 - 130x + 42 < 0
A. x ? 
or x ? 
B. 
? x ? 
C. 
< x < 
D. x < 
or x > 
Answer: C
Mathematics
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Find the convergence set for the given power series.
A. x < 9 B. -9 < x < 9 C. -1 < x < 9 D. 3 < x < 5
Mathematics
Find the general solution of the equation.y'(t) + 2y = 15
A. y = 
+ Ce-2t
B. y = 
+ Ce2t
C. y = 
+ e2t + Ce-2t
D. y = 15 + Ce2t
Mathematics
For f(x) = A sin 
+ D,identify either A, B, C, or D as indicated for the sine function.y= -cos 
Find B.
A. 1
B. 2
C. 
D. 4?
Mathematics
Find the domain of f. Write your answer in interval notation.f(x) = 
A. (-?, -4) B. [4, ?) C. (-?, 4) D. [-4, ?)
Mathematics