Solve the problem.Big Bucks Investment Club has a portfolio that includes stocks from 15 corporations listed on the New York Stock Exchange. The closing prices (in dollars) of each stock after yesterday's trading are listed below.
Find the 1st quartile, Q1.Find the 3rd quartile, Q3.
A. 30, 104
B. 45, 93
C. 22
, 85
D. 23
, 85
Answer: C
Mathematics
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Evaluate.Find (f + g)(-3) given f(x) = -2x3 - 3x - 33 and g(x) = 2x - 4x2.
A. -22 B. -24 C. 36 D. -12
Mathematics
Solve the system of equations by using the inverse of the coefficient matrix if it exists and by the echelon method if the inverse doesn't exist. 7x - 9y = 40 35x - 45y = 200
A. No inverse, 
B. (-7, -1)
C. No inverse, no solution for system
D. (7, 1)
Mathematics
Given matrix A, find the indicated minor or cofactor.Find the minor M13.A = 
A. -14 B. 1 C. -17 D. -1
Mathematics
Simplify the rational expression. If the expression is already in simplest form, state this as your answer.
A. 
B. - 
C. 
D. 
Mathematics