CATAlgebra > Easyk≠2k ≠ 2k=2∣k∣=2|k| = 2∣k∣=2k=2k = 2k=2∣k∣≠2|k| ≠ 2∣k∣=2✅ Correct Option: 4Related 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 2021 Slot 3A shop owner bought a total of 646464 shirts from a wholesale market that came in two sizes, small and large. The price of a small shirt was INR 505050 less than that of a large shirt. She paid a total of INR 500050005000 for the large shirts, and a total of INR 180018001800 for the small shirts. Then, the price of a large shirt and a small shirt together, in INR, isCAT 2019 Slot 2John gets Rs 575757 per hour of regular work and Rs 114114114 per hour of overtime work. He works altogether 172172172 hours and his income from overtime hours is 15%15\%15% of his income from regular hours. Then, for how many hours did he work overtime?