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0
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avatar+350 

For which interval is the function constant?

(−∞, −4)

(0, 4)

(−4, 0)

(4, ∞)

 Feb 26, 2019
 #1
avatar+98091 
+1

A function is constant on the interval where  it is parallel to the x axis....in other words....where it forms a horizontal line

 

This is from (-4, 0)

 

cool cool cool

 Feb 26, 2019

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