Use recursion tree method to prove that is . Note that the theta symbol is is big...

Question

Question

Use recursion tree method to prove that $T(n)=T(n-1)+\Theta (n)$ is $\Theta (n^{2})$ .

Note that the theta symbol is is big theta. Please make sure all steps are there and they are easy to read.

Answer 1

Answer #1

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Answer 2

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