Add. Do not use a number line except as a check.- 
+ 
A. 
B. 1
C. - 1
D. - 
Answer: C
Mathematics
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Determine whether the following is always true or not always true. Given reasons for your answers.(u × v) ? w = u ? (w × v)
What will be an ideal response?
Mathematics
Use the half-angle formulas to simplify the given expression.
A. 2 sin 14?
B. 2
sin 14?
C. 2
cos 14?
D. 4 sin 14?
Mathematics
Simplify. Assume all variables and radicands represent non-negative real numbers.-
A. not a real number B. 9x6 C. -9x12 D. -9x6
Mathematics
Find the limit, if it exists.Let f(x) = 
Find 
f(x).
A. -? B. 0 C. -4 D. Does not exist
Mathematics