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Mathematics

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Solve the differential equation.y'' + 8y' - 5y = 0

A. y =ex (C1 e-4x + C2 e4x )
B. y = e4x(C1ex + C2e-x )
C. y = e-4x(C1ex + C2e-x )
D. y = e-4x(C1 cos x + C2 sin x )

Mathematics

Identify the property illustrated by the statement. ? 5 = 1

A. Associative B. Commutative C. Distributive D. Identity E. Inverse

Mathematics

Construct a truth table for the statement.p ? ~q

A.

TTF  F
T F T   F
F T F   T
F F T   T
B.
TTF  F
T F T   T
F T F   T
F F T   T
C.
TTF  T
T F T   F
F T F   T
F F T   T
D.
TTF  T
T F T   T
F T F   F
F F T   F

Mathematics

Solve the problem.A formula relating an athlete's vertical leap V, in inches, to hang time T, in seconds, is V= 48T2. A professional basketball player has a vertical leap of 34 inches. What is his hang time? Round your answer to the nearest tenth of a second.

A. 0.7 sec B. 0.9 sec C. 0.5 sec D. 0.8 sec

Mathematics