1.If the system of equations a2x−ay=1−aa^2x - ay = 1 - aa2x−ay=1−a and bx+(3−2b)y=3+abx + (3 - 2b)y = 3 + abx+(3−2b)y=3+a possess a unique solution x=1x = 1x=1, y=1y = 1y=1, thena.a=1a = 1a=1, b=−1b = -1b=−1b.a=−1a = -1a=−1, b=1b = 1b=1c.a=0a = 0a=0, b=0b = 0b=0d.noneLogin to continueOnly logged in users canattempt or see the solution.