discrete math
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discrete math
If a and b are positive integers, prove that; ab = gcd(a,b)*lcm(a,b).
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Find the GCD of 24 and 49 in the integers of Q[sqrt(3)], assuming that the GCD is defined. (Note: you need not decompose 24 or 49 into primes in Q[sqrt(3)]. Please teach me . Thank you very much. The only integer divisor of both
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(a). Is it true that for all set of positive integers a, b, c. gcd(a,c) + gcd(b,c) = gcd(a + b,c). Explain (b) Is it true that there exist a set of positive integers a,b,c, such that gcd(a,c) + gcd(b,c) = gcd(a + b,c). Explain
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(a) Use the Euclidean Algorithm to nd gcd (2017; 271) and use this to nd integers x and y so that gcd(2017; 271) = 2017x + 271y. (b) Is it true that for all integers a and b, if not both a and b are zeros then not both
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Let f:ℤ+ → ℤ+ be the function defined by: for each x ∈ ℤ+, f(x) is the number of positive divisors of x.  find integers m, n, nd k so tha f(m)=3, f(n) = 4 anf f(k) = 5 is f oneto one? Explain, is f unto? prove is it
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Let f:ℤ+ → ℤ+ be the function defined by: for each x ∈ ℤ+, f(x) is the number of positive divisors of x.  find integers m, n, and k so tha f(m)=3, f(n) = 4 anf f(k) = 5 is f oneto one? Explain, is f unto? prove is it
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discrete math
Let f:ℤ+ → ℤ+ be the function defined by: for each x ∈ ℤ+, f(x) is the number of positive divisors of x.  find integers m, n, nd k so tha f(m)=3, f(n) = 4 anf f(k) = 5 is f oneto one? Explain, is f unto? prove is it
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GCD (24,20)IS 4. sINCE gcd (4,12) IS 4, THEN gcd (24,20,12) is 4. use this approach and the euclidean algorithim to find the GCD ( 722, 2413,209) WHAT IS THE gcd?
asked by BECKY! on November 19, 2014