Solve the problem.How many ways can a class president, a class secretary, and a class treasurer be chosen from a group of 8 candidates?
A. 24
B. 1680
C. 336
D. 21
Answer: C
Mathematics
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Find two paths of approach from which one can conclude that the function has no limit as (x, y) approaches (0, 0).f(x, y) = 
What will be an ideal response?
Mathematics
Find all vertical asymptotes of the given function.R(x) = 
A. x = -4, x = 0, x = 7 B. x = -7, x = 4 C. x = -4, x = -30, x = 7 D. x = -7, x = 0, x = 4
Mathematics
Solve the equation.
= 100
A. 1000 B. 1,048,576 C. 10,000 D. 10
Mathematics
Factor completely.20x4 + 31x2 + 12
A. (4x2 + 1)(5x2 + 12) B. (5x2 - 4)(4x2 - 3) C. (4x2 + 3)(5x2 + 4) D. (20x2 + 3)(x2 + 4)
Mathematics