SOLUTION: Company B claims that their annual profits follow a radical model, P(x) = 15sqrt(x − 1) + 3. Plug 3 in for x and solve. Show step by step work.
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Question 804231: Company B claims that their annual profits follow a radical model, P(x) = 15sqrt(x − 1) + 3. Plug 3 in for x and solve. Show step by step work.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
This is an arithmetic problem, not an algebra problem. If you are having trouble with the concept of "plug in 3 for x" then proceed thusly:
Write \ =\ 15\sqrt{x\ -\ 1}\ +\ 3)
in pencil. Then erase every instance of 
and write 
in place of the you just erased. Then do the indicated arithmetic.
John
Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
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