Rationalize the denominator. Assume that no radicands were formed by raising negative numbers to even powers. 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve.
= 
A. x = 
B. x = 
C. x = 
D. x = 
Mathematics
Solve the problem.Let u = 2i + 8j, v = 2i + 3j, and w = i - j. Write u = u1 + u2 where u1 is parallel to v and u2 is parallel to w.
A. u1 = 4v u2 = -24w B. u1 = 3v u2 = 2w C. u1 = 0.5000 v u2 = -0.5000w D. u1 = 2.000 v u2 = -2.000w
Mathematics
For the pair of functions, find the indicated domain.f(x) = x2 - 36, g(x) = 2x + 3Find the domain of g/f.
A. (-?, -6) ? (-6, 6) ? (6, ?)
B. (-?, ?)
C. 
? 
D. 
Mathematics
Solve for x using an equivalent exponential expression.
A homeowner wants to know how much grass seed to buy. First the size of the yard must be determined. Use the drawing to determine how many square feet are in the yard.
A. 5,443 sq ft B. 10,093 sq ft C. 4,430.5 sq ft D. 5,662.5 sq ft
Mathematics