Find decimal notation, round as indicated. Round to the nearest tenth.

A. 3.9
B. 0.2
C. 4.9
D. 4.86

Answer: C

Mathematics

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Solve the given differential equation. (The form of yp is given.)D2y - 2Dy - 24y = 4x (Let yp = A + Bx.)

A. y = c₁e^-4x + c₂e^6x -  + x
B. y = c₁e^-4x + c₂e^6x - x
C. y = c₁e^4x + c₂e^-6x +  - x
D. y = c₁e^-4x + c₂e^6x +  - x

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Mathematics

Use the rational zero theorem, Descartes's rule of signs, and the theorem on bounds as aids in finding all real and imaginary roots to the equation.x3 - 75x - 250 = 0

A. -5, 5, 10 B. -10, -5, 5 C. -5, -5, -10 D. -5, multiplicity 2; 10

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Mathematics

Use an integer or rational number to express the number representing change.Sales in Jeff's Toys Shop decline 15.0% from last month to this month.

A. -15.0 B. 15.0

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Mathematics

Simplify the expression. ? i-14 ?

A. i B. -3i C. -i D. -1 E. 1

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Mathematics