Use the commutative and/or associative property of addition and then simplify.1 + (n + 3 + 8)
A. 1n + 11
B. n + 12
C. 12
D. n + 11
Answer: B
Mathematics
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A certain function is an exponential function of time. The monthly growth factor is 1.5. What is the weekly growth factor? (Assume there are four weeks in a month.) Round your answer to two decimal places. ?
A. 0.38 B. 1.11 C. 5.06 D. 6.00
Mathematics
Solve the problem.If you toss six fair coins, in how many ways can you obtain at least two heads?
A. 58 ways B. 64 ways C. 63 ways D. 57 ways
Mathematics
Find the standard form of the equation of the ellipse.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Use the product rule to multiply. Assume all variables represent positive real numbers.
? 
A. 4
B. 2
C. 8
D. 2
Mathematics