Graph the equation. Identify the coordinates of the vertex.y = x2 - 1
A. (0, 1)
B. (1, 0)
C. (-1, 0)
D. (0, -1)
Answer: D
Mathematics
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Given f(x) and g(x), find 
.f(x) = x4 - 5x2 - 36 and g(x) = x2 + 4
A. 
= x2 - 9
B. 
= x2 - 4
C. 
= x - 9
D. 
= x2 - 9 + 
Mathematics
Express the number in scientific notation.2500
A. 2.5 × 10-2 B. 2.5 × 10-3 C. 2.5 × 103 D. 2.5 × 102
Mathematics
Determine whether the ordered pair is a solution of the system of linear equations.(-4, 6);
A. Yes B. No
Mathematics
Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. 
B. -4
C. 2
D. - 
Mathematics