State whether the vectors are parallel, orthogonal, or neither.v = i + 
j,
w = i - 4j
A. Orthogonal
B. Parallel
C. Neither
Answer: C
Mathematics
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Use the Trapezoidal Rule with n = 4 steps to estimate the integral.
A. 
B. 
C. 
D. 
Mathematics
A pediatric dentist calculates that two out of three children receive fluoride treatments after they have their teeth cleaned. If his dental hygienist cleaned the teeth of 240 children during a month, how many of these received fluoride treatments?
A. 200 B. 120 C. 80 D. 160
Mathematics
The function f is one-to-one. Find its inverse.f(x) =
A. f-1(x) = 
B. f-1(x) = x3 + 25
C. f-1(x) = x3 - 5
D. f-1(x) = x - 5
Mathematics
Find percent notation for the number in decimal notation.0.0092 of all products produced at a certain factory contain defects.
A. 0.92% B. 0.092 C. 92% D. 9.2%
Mathematics