Use the laws of logarithms to write the expression as the logarithm of a single quantity.
a. 
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Solve using matrices. -5x - y - 3z = -455x + 4y - 7z = -21 -7x - 6y + z = -53
A. (2, 8, 9) B. (-2, 8, 4) C. (2, 9, 8) D. (4, 8, -2)
Form a polynomial whose zeros and degree are given. Use a leading coefficient of 1. Zeros: -5, -2, 2; degree 3
A. f(x) = x3 - 4x - 5x2 + 20 B. f(x) = x3 + 4x - 5x2 - 20 C. f(x) = x3 - 4x + 5x2 - 20 D. f(x) = x3 + 4x + 5x2 + 20
Tell whether the relation is a function.
A. Function B. Not a function
Consider the linear programming problem. Maximize M = 4x + 5y subject to
(a) Introducing suitable slack variables, rewrite it as a linear system of equations and state the equivalent problem.(b) Set up the initial simplex tableau.(c) Determine the particular solution that results from setting all group-I variables equal to zero.
What will be an ideal response?