Evaluate the expression.2-1 + 7-1
A. 
B. 
C. 2
D. - 
Answer: A
Mathematics
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Express as a sum, difference, and product of logarithms, without using exponents.log6 
A. log3 
- log3 9
B. log6 9 - log6 
C. log6 
+ log6 9
D. 
log6 11 - log6 9
Mathematics
Use the graph of f to determine the intervals where f is increasing and where f is decreasing.
A. incr: x ? 0; decr: x ? 0 B. incr: all x C. incr: x ? 0; decr: x ? 0 D. decr: all x
Mathematics
Find the sum of the arithmetic sequence.-4, -1, 2, 5 , 8, 11, 14
A. -28 B. 17 C. 35 D. 42
Mathematics
Fill in the blank with one of the words or phrases listed below. 
Use the facts below. 2 ? 3 = 6
4 + 17 = 21
20 - 9 = 11
The 7 above is called the 
-10.0px;" />.
A. quotient
B. subtrahend
C. divisor
D. dividend
Mathematics