Which among the folowing is a first - degree polynomial x² - 4x + 4 ?Ax+1Bx-1Cx+2Dx-2Answer: D. x-2 Read Explanation: x² - 4x+ 4 product = 4 Sum=-4 1x4=4 -2 x -2 =4 (x-2)(x-2)Read more in App