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u4gent help needed
help me with the question of o.math​

U4gent Help Needed Help Me With The Question Of Omath class=

Sagot :

Answer:

1≤f(x)≤5

Step-by-step explanation:

-1≤x≤1

-2≤2x≤2 (Multiplied by 2 both side)

-2+3≤2x+3≤2+3 (Adding three both sides)

1≤f(x)≤5