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tmua.fyi Mock Paper 1 · Q15

Paper 1Calculus

Let F(n)=∫0n(2x−1) dxF(n)=\int_0^n(2x-1)\,\dd x for positive integers nn. What is the largest nn for which F(n)<90F(n)<90?

A99
B1010
C88
D1111
E4545

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