Perform the indicated operation. Write the result in standard form.(9 + 8i) - (-6 + i)
A. 15 - 7i
B. 3 + 9i
C. 15 + 7i
D. -15 - 7i
Answer: C
Mathematics
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Evaluate the integral.
A. 
+ C
B. 
+ C
C. [ln (t6 + 7)]2 + C
D. 
+ C
Mathematics
Solve the problem that involves probabilities with dependent events. An IRS auditor randomly selects 3 tax returns (without replacement) from 49 returns of which 9 contain errors. What is the probability that she selects none of those containing errors?
A. 0.0062 B. 0.5363 C. 0.0046 D. 0.544
Mathematics
Write the percent as a decimal.0.8%
A. 0.8 B. 0.08 C. 0.009 D. 0.008
Mathematics
Express each quantity as a positive or negative number.A deposit of $398.15 in your checkbook
A. +$398.15 B. -$398.15
Mathematics