Find the limit, if it exists.
A. Does not exist
B. 64
C. ±8
D. 8
Answer: D
Mathematics
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The polar coordinates of a point are given. Find the rectangular coordinates of the point.
A. 
B. 
C. 
D. 
Mathematics
Find the end behavior of the polynomial function. f(x) = 5x4 - 7x2 - 7
A. f(x) ? -? as x ? -?; f(x) ? ? as x ? ? B. f(x) ? -? as x ? -?; f(x) ? -? as x ? ? C. f(x) ? ? as x ? -?; f(x) ? -? as x ? ? D. f(x) ? ? as x ? -?; f(x) ? ? as x ? ?
Mathematics
Factor by grouping.wa + a + w + 1
A. (w + 1)(a + 1) B. (wa + w)(a + 1) C. (w + 1)(a + w) D. (wa + 1)(a + w)
Mathematics
Graph.y = 
x
A. 
B. 
C. 
D. 
Mathematics