SOLUTION: If a sequence contains the terms tn=-2n^2-5n+10,what is the value of t25? I got 2385 can someone please explain?

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons -> SOLUTION: If a sequence contains the terms tn=-2n^2-5n+10,what is the value of t25? I got 2385 can someone please explain?      Log On


   

Question 120473: If a sequence contains the terms tn=-2n^2-5n+10,what is the value of t25? I got 2385 can someone please explain?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
If a sequence contains the terms t(n)=-2n^2-5n+10,what is the value of t(25)? I got 2385 can someone please explain?
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t(25) = -2(25)^2-5(25)+10
= -2(625)-125+10
= -1250-125+10
= -1375+10
= -1365
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Cheers,
Stan H.