Q49. If A = | 8 0 4 || 5 λ -1 || 2 2 4 | is a singular matrix, then what is the value of λ?Mathematics — NUST Mock By Dogers 2 — Question 49 of 200A. 1B. 0C. -7/3D. 4/5Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →