Add or subtract.
+ 
A. 4
B. - 
C. 
D. -4
Answer: A
Mathematics
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Simplify.13 - (-9)2
A. 68 B. 31 C. -68 D. 94
Mathematics
Find the indicated quantities for the appropriate geometric sequence.If your two parents represents the first generation, and your four grandparents represent the second generation, how many ancestors were in the fifth generation?
A. 64 B. 16 C. 10 D. 32
Mathematics
Solve the equation.log 2x = log 4 + log (x - 3)
A. -6 B. - 2 C. 1 D. 6
Mathematics
Write the fraction as a decimal.
A. 0.000073 B. 0.0073 C. 0.073 D. 0.00073
Mathematics