Perform the indicated operation. Write the answer in simplest form. If the answer is an improper fraction, write it as a mixed number.  2  

A. 4
B. 4
C. 5
D. 1


Answer: B

Mathematics

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Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists.4x - y + 3z=12x + 4y + 6z=-325x + 3y + 9z=20

A. {(2, -7, -1)} B. {(8, -7, -2)} C. ? D. {(-8, -7, 9)}

Mathematics

For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = 2x + 3, g(x) = 5x + 7Find (f ? g)(x).

A. 7x2 + 29x + 10 B. 10x2 + 22x + 21 C. 10x2 + 21 D. 10x2 + 29x + 21

Mathematics

Sketch a graph of the function.

Mathematics

Use the properties of logarithms to find the exact value of the expression. Do not use a calculator.eln 6

A. 5 B. ln 6 C. e6 D. 6

Mathematics