Given the term, idenitfy the coefficient, the variable, and the exponent of the variable.2

A. coefficient: 2
variable: none
exponent: 1
B. coefficient: 1
variable: none
exponent: 2
C. coefficient: none
variable: 2
exponent: none
D. coefficient: 2
variable: none
exponent: none


Answer: D

Mathematics

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Solve the problem.Find the vector from the origin to the center of mass of a thin triangular plate (uniform density) whose vertices are A(6, 1, 5), B(5, 3, 9), and C(2, 5, 9).

A. i - 2j k
B. i - 1j k
C. i + 3j + k
D. i - 3j k

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Solve the problem.Mary expects her GPA to be greater than 3.0. Express her expected GPA x as an inequality and graph the values of x. x = GPA

A. x ? 3.0
 x = GPA
B. x > 3.0

 x = GPA
C. x ? 3.0
 x = GPA
D. x < 3.0
 x = GPA

Mathematics

Solve the given problem by using Laplace transforms.A 60-? resistor, a 2.0-?F capacitor, and a 40-V battery are connected in series. Find the charge on the capacitor as a function of time t if the initial charge is zero.

A. q = 0.000080
B. q = 0.000080
C. q = 80
D. q = 0.000080

Mathematics

Evaluate the expression.(-5)3

A. -15 B. -125 C. 15 D. 125

Mathematics