Simplify the expression. If any variables are present, assume that they are positive.
A. 
B. 
C. 3
D. 
Answer: C
Mathematics
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Solve the given differential equation.(y'' + 25y)(y'' - 2y' - 8y) = 0
A. y = C1e2x + C2e-4x + ex(C3 cos 5x + C4 sin 5x) B. y = C1e-2x + C2e4x + C3 cos 5x + C4 sin 5x C. y = C1e-2x + C2e4x + (C3 + C4 x)e5x D. y = C1e2x + C2e-4x + (C3 + C4 x)e5x
Mathematics
A 16-cubic-yard dump truck must haul 416 cubic yards of dirt to a construction site. How many trips must the truck make?
A. 36 B. 16 C. 26 D. 25 E. 27
Mathematics
Use the rules for exponents to rewrite the expression and then evaluate the new expression. 42 ? 45
A. 262,144 B. 16,777,216 C. 16,384 D. 1,048,576
Mathematics
Find the midpoint of the segment with the given endpoints.(-4, -7) and (7, 1)
A. 
B. 
C. 
D. 
Mathematics