<span>B. f(x) = x^2 + 6x - 7
All you have to do is foil
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Answer:
179.3
Step-by-step explanation:
hope this helps
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Answer:
hey! this is your answer:
Step-by-step explanation:
function =
f(n)= 2.5n + 15
It takes 4 years for it to grow to 25 ft.
becuase,
25= 2.5(4) + 15
the equation equals itself out when 4 is put in.
If it is about finding the variable you need to distribute for #2 and #3. Get the variable by itself.