State whether the vectors are parallel, orthogonal, or neither.v = i + 
j,
w = i - 2j
A. Parallel
B. Orthogonal
C. Neither
Answer: C
Mathematics
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Decide whether or not the functions are inverses of each other.f(x) = (x - 5)2, x ? 5; g(x) = 
A. Yes B. No
Mathematics
Write the rational expression in lowest terms.
A. 
B. 
C. 
D. 
Mathematics
Use mathematical induction to prove the following.1 ? 2 + 2 ? 3 + 3 ? 4 + . . . + n(n + 1) = 
What will be an ideal response?
Mathematics
Evaluate the algebraic expression for the given value or values of the variable(s).
;
x = -1 and y = 3
A. 
B. - 
C. 
D. - 
Mathematics