Write the series using summation notation.29 + 39 + 49 + 59
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Round off the approximate number as indicated.13.69 3 significant digits
A. 13.8 B. 13.6 C. 14 D. 13.7
Mathematics
Multiply.2
(
+ 
)
A. 10
+ 10x
B. 2
+ 5x
C. 2
+ 5x
D. 2
+ 10x
Mathematics
Solve.The amount of water used to take a shower is directly proportional to the amount of time that the shower is in use. A shower lasting 17 minutes requires 8.5 gallons of water. Find the amount of water used in a shower lasting 5 minutes.
A. 1.7 gallons B. 2.5 gallons C. 28.9 gallons D. 10 gallons
Mathematics
Solve the problem.f(x) = log2(x + 2) and g(x) = log2(x - 1).Solve f(x) = g(x). Do the graphs of f and g intersect? If so, where?
A. {3}, (3, log2(2)) B. {3}, (3, log2(3)) C. {3}, (3, log2(5)) D. No solution. No intersection.
Mathematics