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
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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 =
+
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
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
Using the horizontal-line test, determine whether the function is one-to-one.
A. one-to-one B. not one-to-one