Perform the indicated operation and simplify.
+ 
A. 
B. 
C. 1
D. 
Answer: A
Mathematics
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Solve the problem. If the base of the log is not specified, assume that it is 10.The height (in meters) of a female member of a certain tribe of a given age is approximated by 
where t is age (in years) and 
Estimate the height (to the nearest hundredth) of a female member of the tribe who is 4 years old.
A. 0.77 m B. 1.12 m C. 0.96 m D. 0.52 m
Mathematics
Solve the equation by factoring.x2 - 18x = 0
A. x = 0, 18 B. x = -18, 1 C. x = -18, 0 D. x = 18
Mathematics
Subtract the fractions. Write the answer in lowest terms.
A. 
B. 
C. 
D. 
Mathematics
Solve.6x - 15.2 = 2x + 12
A. 6.8 B. 1.471 C. 0.147 D. 6.9
Mathematics