16:43 Find all integer k if sqrt(k^2 -pk) is a positive integer for prime p. Prime Newtons 250 views - 52 minutes ago
11:39 Prove that x(x+1) is never equal to 2(5y+2) for integers. Prime Newtons 6.7K views - 4 days ago
16:53 Prove 2x is always less than sinx + tanx for all acute angles Prime Newtons 7.2K views - 4 weeks ago
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17:24 Find all natural numbers for which n^10 + n^5 +1 is prime Prime Newtons 22.4K views - 3 months ago
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10:35 The King's Property of Definite Integrals (reflection property). Prime Newtons 6.7K views - 3 months ago
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14:57 Prove that this difference of squares is a multiple of 48 Prime Newtons 20.5K views - 9 months ago
16:43 Find all integers x such that 2x^2+x-6 is the positive power of a prime Prime Newtons 10.3K views - 9 months ago
20:55 Find all prime pairs (p, q) such that p^3 - q^7 = p - q Prime Newtons 18.4K views - 9 months ago
13:34 Show that ln(101/100) is greater than 2/201 without calculators Prime Newtons 14.1K views - 9 months ago