Given A = and that AB = A + B; find the values of a, b and c.

Question

KnowledgeBoat · Accepted Answer

Given, By definition of equality of matrices we get, 3a = 3 + a ⇒ 3a - a = 3 ⇒ 2a = 3 ⇒ a = . 3b = b ⇒ b = 0. 4c = 4 + c ⇒ 4c - c = 4 ⇒ 3c = 4 ⇒ c = Hence, a = .

Mathematics

Given A = and that AB = A + B; find the values of a, b and c.

Matrices

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