Rationalize the denominator. Assume that all radicands represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the limit.
A. 
B. -7
C. 1
D. 
Mathematics
Determine whether the given equation is a rational function.f(x) = 
A. Yes B. No
Mathematics
Given the set sketched on the number line, identify the type of interval (open, closed, half-open, open infinite, closed infinite), write the set using set-builder notation, and write the set using interval notation.
A. half-open interval; {x|-8 < x ? -4}; (-8, -4] B. closed interval; {x|-8 ? x ? -4}; [-8, -4] C. open interval; {x|-8 < x < -4}; (-8, -4) D. half-open interval; {x|-8 ? x < -4}; [-8, -4)
Mathematics
Differentiate the function.
Mathematics