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| 1. |
Write down the square of 2x-1 |
| Answer» X = 1/2 or 1/2Step-by-step explanation:(2x - 1)²{Using identity : (a - b)² = a² + b² - 2ab}(2x)² + (1)² - 2(2x)(1)4x² + 1 - 4x4x² - 4X + 1 = 04x² - 2x - 2x + 1 = 0 2x(2x - 1) -1(2x - 1) = 0(2x - 1)(2x - 1) = 02X - 1 = 0 2x - 1 = 02x = 1 2x = 1X = x = | |