CATAlgebra > Easy121212131313101010111111✅ Correct Option: 2Related questions:CAT 2022 Slot 1Let a and b be natural number. If a2+ab+a=14a^2 + ab + a = 14a2+ab+a=14 and b2+ab+b=28b^2 + ab + b = 28b2+ab+b=28, then (2a+b)(2a + b)(2a+b) equalsCAT 2020 Slot 1A gentleman decided to treat a few children in the following manner. He gives half of his total stock of toffees and one extra to the first child, and then the half of the remaining stock along with one extra to the second and continues giving away in this fashion. His total stock exhausts after he takes care of 555 children. How many toffees were there in his stock initially?CAT 2020 Slot 3Let kkk be a constant. The equations kx+y=3kx + y = 3kx+y=3 and 4x+ky=44x + ky = 44x+ky=4 have a unique solution if and only if