Identify the polynomial as a monomial, binomial, trinomial, or none of these. Give its degree.r3 + r2

A. Binomial, degree 3
B. Binomial, degree 4
C. Binomial, degree 5
D. Trinomial, degree 2

Answer: A

Mathematics

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Solve the problem.The Redlich-Kwong equation provides an approximate model for the behavior of real gases. The equation is  where P is pressure, V is volume, T is Kelvin temperature, and a,b , and R are constants. Find the derivative of the function with respect to each variable.

A. PV =  + ; PT = -  + 
B. PV =  - ; PT =  + 
C. PV =  + ; PT =  - 
D. PV =  - ; PT =  + 

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Mathematics

Solve the equation. First simplify the expression by combining like terms.-3(3x - 1) + 6(8 + 7x) = (-24 + 34x)

A. 51 B. 75 C. 27 D. -21

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Mathematics

Find an equation of a parabola satisfying the given conditions.Focus at (, 0), directrix x = - 

A. y2 = 4y
B. y2 = 4x
C. x2 = 4x
D. y2 = 24x

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Mathematics

Using the horizontal-line test, determine whether the function is one-to-one.

A. one-to-one B. not one-to-one

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Mathematics