Solve the system using matrices. If there is no solution or if there are infinitely many solutions and a system's equations are dependent, so state.
A. infinitely many solutions; dependent equations
B. no solution or ?
C. {(-5, 2, 4)}
D. {(-5, 4, 2)}
Answer: B
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Solve the equation involving fractions.
= 1 + 
A. -2, 4 B. No solution C. 6, 10 D. -12
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log3
A. log3(x - 5) - 8log3x B. log3(x - 5) -log3x C. log3(x - 5) + 8log3x D. 8log3x -log3(x - 5)
Provide an appropriate response.Explain how you can use the distributive property to help you evaluate 
.
What will be an ideal response?
Given a = 12, b = 11 and c = 15 use the Law of Cosines to solve the triangle for the value of C. Round answer to two decimal places.
A) 81.29°
B) 80.44°
C) 60.33°
D) 46.46°
E) 52.26°