Answer:
probability.
Step-by-step explanation:
Probability:
of choosing country first try.
of choosing reggae without replacement.

The answer is =, because in addition, it doesn't matter what order you add things in, it comes out the same.
The correct answer is B) its graph is symmetrical about the y-axis.
A quadratic graph cannot be "folded" across the x-axis.
The domain, or set of inputs, is all real numbers; there is no value of x for which there will be no y.
The range, or set of outputs, is not all real numbers; there are values of y that will not be used in the graph.
Answer:
W = 0
Y = 20
Step-by-step explanation: