Combine like terms.2x + 3x + 5x
A. 11x
B. 9x
C. 8x
D. 10x
Answer: D
Mathematics
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Find the interval of convergence of the series.
A. -? < x < ? B. 0 ? x ? 12 C. x ? 7 D. 5 ? x ? 7
Mathematics
Solve the equation.
= -2
A. 0 B. -6 C. -1 D. 1
Mathematics
Graph the function.f(x) = x3 - 3
A. 
B. 
C. 
D. 
Mathematics
Find: a. The center and radius of the circle. b. The x- and y-intercepts of the graph of the circle.x2 + y2 - 4y - 5 = 0
A. a. center = (2, 0); radius = 9
b. (
, 0), (-
, 0), (0, 5), (0, -1)
B. a. center = (0, 2); radius = 3
b. (
, 0), (-
, 0), (0, 5), (0, -1)
C. a. center = (0, -2); radius = 9
b. (
, 0), (0, 5), (0, -1)
D. a. center = (0, 2); radius = 3
b. (
, 0), (0, 5)
Mathematics