Solve the problem.What is the greatest area that a rectangle can have if the length of its diagonal is 

A. 2 m2
B. 1 m2
C. 2 m2
D. 5 m2

Answer: A

Mathematics

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Solve the given differential equation. + 25y = sin 5x

A. y = c1 sin 5x + c2 cos 5x - x sin 5x -  x cos 5x
B. y = c1 sin 5x + c2 cos 5x - x sin 5x
C. y = c1 sin 5x + c2 cos 5x - x cos 5x
D. y = c1 sin 5x + c2 cos 5x + x cos 5x

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Mathematics

x2 - 5x + 6 = 0.

Using the quadratic equation, solve for x.

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Mathematics

Determine all possible rational solutions of the polynomial equation.f(x) = -2x4 + 4x3 + 5x2 + 18

A. ±1, ±2, ± , ± , ± , ± , ± 
B. ±1, ±2, ±3, ±6, ±9, ±18
C. ±1, ± , ±2, ±3, ±6, ±9, ±18
D. ±1, ± , ±2, ±3, ± , ±6, ±9, ± , ±18

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Mathematics

Solve the equation by making an appropriate substitution.x - 16 - 512 = 0

A. {2048} B. {768} C. {1024} D. {512}

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Mathematics