MRK

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 5 How to show that $10^n - 1$ is divisible by $9$ 4 Expression please help simplify 4 Find the 27th derivative 4 Solving $\sin\theta -1=\cos\theta$ 4 Proof that $\sin 10^\circ$ is irrational

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 +10 Question on first differentiate Equation +2 Question on first differentiate Equation +10 The Bessel Equation? $x^2y′′+ xy'+ (x^2 - n^2) = 0$ has a regular singularity at $x$ equals to? +5 Sketch a figure which has a group of symmetries of order 5.

16 Questions

 4 Prove that there are infinitely many primes of the form $8k + 3$ 4 Parametric equations of cycloid on a Ramp 2 Find $x$ such that $x \equiv7\pmod {37}$ and $x^2 \equiv 12\pmod {37^2}$ 1 Sketch a figure which has a group of symmetries of order 5. 1 How many cube roots does 1 have modulo 162?

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 13 trigonometry × 8 6 elementary-number-theory × 8 12 calculus × 12 6 probability × 7 10 algebra-precalculus × 3 6 reference-request × 4 8 integration × 4 6 derivatives × 3 7 modular-arithmetic × 3 6 soft-question × 2

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