SebastianJD10 SebastianJD10

23-10-2016
Mathematics

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What adds to 17 but multiplies to 45

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seizetheday seizetheday

23-10-2016

No whole numbers do as if you look at the factors pairs of 45 none of them add to 17:

1, 45 = 46
3, 15 = 18
5, 9 = 14

The two numbers that add to 17 but multiply to 45 are can be calculated using the quadratic formula and are actually 13.72 and 3.28

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