Identify the coefficient(s) in the algebraic expression shown below. 6x² + x
1) 6
2) x
3) 2
4) 6 and 1

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answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb