Evaluate the expression for the given value or values.3x + 8 for x = 4
A. 24
B. 11
C. 4
D. 20
Answer: D
Mathematics
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Find the vector projv u.v = i + j + k, u = 12i + 3j + 4k
A. 
i + 
j + 
k
B. 
i + 
j + 
k
C. 
i + 
j + 
k
D. 
i + 
j + 
k
Mathematics
Add or subtract by first simplifying each radical and then combining any like radicals. Assume that all variables represent positive numbers.
+ 
A. 
B. 
C. 
D. 
Mathematics
Find the domain and the vertical asymptote of the function.f(x) = 2 + log6x
A. Domain: (0, ?); vertical asymptote: x = 0 B. Domain: [0, ?); vertical asymptote: x = 0 C. Domain: (2, ?); vertical asymptote: x = 2 D. Domain: (0, ?); vertical asymptote: none
Mathematics
Divide using long division.
A. 2t2 + 4t - 9 B. 2t2 + 3t + 9 C. 2t2 + 3t - 9 D. 2t2 - 3t - 9
Mathematics