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HELP!!!!!!! I do not understand when to insert parentheses!!!
example: evaluate m² - m³ - m⁴ If m = -1
Do I put parentheses If so WHERE? Inside or outside of the negative sign?
If there is a rule to this PLEASE explain!!!

Respuesta :

Answer:

Put ( ) around input only.

Insert (-1) for m.

1

Step-by-step explanation:

You only put parenthesis around just and only the input. So you are replacing m with (-1) and leaving everything else just the same.

m² - m³ - m⁴

(-1)² - (-1)³ - (-1)⁴

1- -1-1

1+1-1

2-1

1

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