Add or subtract, if possible. Assume that all variables represent non-negative values. Simplify your answer. -20
-2
- 3
- 3
A. -23
- 
B. -17
- 5
C. -23
- 5
D. -17
+ 
Answer: C
Mathematics
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Find the domain of the given function f and find where it is increasing and decreasing, and also where it is concave upward and where it is concave downward. Identify all extreme values and points of inflection. Then sketch the graph of y = f(x). f(x) = ln(x2 + 49)
What will be an ideal response?
Mathematics
Fill in the blank with one of the words or phrases listed below.
A system of linear equations that has at least one solution is called a(n) 
system.
A. consistent B. inconsistent C. dependent D. independent
Mathematics
Evaluate. 64
A. 1,296 B. 216 C. 24 D. 4,096
Mathematics
Use the cofunction identities to find an angle ? that makes the statement true.sin (3? - 17°) = cos (? + 43°)
A. ? = 90° B. ? = 16° C. ? = 6° D. ? = 10°
Mathematics