Use an Euler diagram to determine whether the argument is valid or invalid.Some investments are risky.Real estate is an investment.Therefore, Real estate is risky.
A. valid
B. invalid
Answer: B
Mathematics
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Find the sum.-5.4 + [16.9 + (-15.7)]
A. 6.6 B. 38 C. 27.2 D. -4.2
Mathematics
Solve the problem.Explain why log213 is between 3 and 4.
What will be an ideal response?
Mathematics
Simplify the exponential expression.
2
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operation.-3
+ 6
A. -18
B. -9
C. 3
D. 3
Mathematics