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Find two numbers with sum 4 and product 2. |
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Answer» Sum of the numbers = 4 If, First number = x Then second number = 4 – x x(4 - x) = 2 -x2 + 4x = 2 x2 - 4x = -2 (x - 2)2 = -2 + 4 (x - 2)2 = 2 x - 2 = \(\pm\)√2 x - 2 = √2, x - 2 - √2 x = 2 + √2, x = 2 - √2 The numbers are 2 + √2, 2 - √2 |
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