Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
A. x14
B. x13
C. 
D. 
Answer: C
Mathematics
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The argument has a true conclusion. Identify the argument as valid or invalid.Eric is older than Camille.Camille is older than Todd.Todd is younger than Eric.
A. Valid B. Invalid
Mathematics
Determine whether the scatter diagram indicates that a linear relation may exist between the two variables. If a linear relation does exist, indicate whether the slope is positive or negative.
A. Nonlinear B. Linear with negative slope C. Linear with positive slope
Mathematics
Decide whether or not the matrices are inverses of each other.
and 
A. Yes B. No
Mathematics
Find all rational zeros of the polynomial.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics