Which domain restrictions apply to this rational expression? x^2+x+6/x^2+2x-3
Select each correct answer.

x≠3

x≠−1

x≠2

x≠−3

x≠−2

x≠1

x≠-3

Step-by-step explanation:

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I hope this is what you wanted:

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square

m∠a is 90°

m∠b is 40°