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the function f(x) is the height of a model rocket x seconds after launch. the rocket reaches its maximum height in 2.5 seconds and hits the ground at 5 seconds. what is the practical domain for the function f(x)?

 

[0,5]

 

all real numbers 

 

whole numbers in [0,5]

 

all integers in [0,5]

 Apr 10, 2019
 #1
avatar+103789 
+1

We have more than just integers and whole numbers involved....these do not account for partial seconds....so....

 

[ 0, 5 ]

 

 

cool cool  cool

 Apr 10, 2019

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