C-05-Q026mediumsingle_mcqThe roots of x2−8x+16=0x^2 - 8x + 16 = 0x2−8x+16=0 are —a4, 44,\ 44, 4b−4, −4-4,\ -4−4, −4c4, −44,\ -44, −4d2, 82,\ 82, 8