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please help!!!!!!!!!!!! Will mark brainliest

Please Help Will Mark Brainliest class=

Sagot :

Answer:

○ [tex]\displaystyle 3 ≤ f(x) ≤ 5[/tex]

Step-by-step explanation:

All you do is plug 12 and 4 into the equation to get the range of quantities:

[tex]\displaystyle \boxed{5} = \sqrt{2[12] + 1} \\ \boxed{3} = \sqrt{2[4] + 1} \\ \\ \boxed{\boxed{3 ≤ f(x) ≤ 5}}[/tex]

I am joyous to assist you at any time.