Find the vertices of the hyperbola with the given equation.
- 
= 1
A. (0, -1), (0, 1)
B. (-1, 0), (1, 0)
C. (0, -7), (0, 7)
D. (-7, 0), (7, 0)
Answer: D
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Determine if the following is a function or not. The set of ordered pairs {(animal, zebra), (bird, sparrow), (flower, tulip), (tree, maple)} from the set {animal, bird, tree, flower} to the set {zebra, sparrow, tulip, maple}
A. Yes B. No
Factor the trinomial, if possible.x2 + 2xy - 8y2
A. (x - 4y)(x + 2y) B. (x - 4y)(x + y) C. (x - y)(x + 2y) D. (x + 4y)(x - 2y)
Find the x- and y-intercepts of f.f(x) = x2(x - 4)(x - 2)
A. x-intercepts: 0, -4, -2; y-intercept: 0 B. x-intercepts: 0, 4, 2; y-intercept: 0 C. x-intercepts: 0, 4, 2; y-intercept: 8 D. x-intercepts: 0, -4, -2; y-intercept: 8
Solve the problem.How many 9-symbol codes can be formed using 3 different symbols? Repeated symbols are allowed.
A. 84 B. 19,683 C. 60,480 D. 504