Simplify the expression. 
A. 
B. 
C. 
D. 
E. 
Answer: A
Mathematics
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Determine if the given function y is a solution of the differential equation that follows it. Assume that C is an arbitrary constant.y = C1 sin 5t + C2 cos 5t; y''(t) + 25y = 0
A. Yes B. No
Mathematics
Factor using the ac-method.35 - 12x + x2
A. (x + 5)(x - 7) B. (x - 5)(x + 7) C. (x + 5)(x + 7) D. (x - 5)(x - 7)
Mathematics
Provide an appropriate response.The total sales x ( in hundred thousands) for a video cassette t months after the video is released can be approximated by x = 
. Use logarithmic differentiation to find 
.
What will be an ideal response?
Mathematics
Simplify by factoring. Assume that any variable in a radicand represents a positive real number.
A. 3x2
B. 3x
C. 3x2
D. 3x2
Mathematics