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Simplify. Consider all the cases |2x+7|
If x>___, then |2x+7|=___
If x=___, then |2x+7|=___
If x<___, then |2x+7|=___
*fill in the blanks

Respuesta :

evgeniylevi

Try this solution:

Step-by-step explanation:

1. 2x+7=0, then x= -3,5 (this point is 'zero of function').

2. if x> -3,5, then |2x+7|=2x+7;

if x= -3,5, then |2x+7|=0;

if x< -3,5, then |2x+7|= -2x-7

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