1.

Matrices. please give handwritten Answers.​

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Answer:- a = 2

b = 4

Solution:-

If two matrices are equal then,

  • a + b = 6 ••••••••• (1)
  • AB = 8 ••••••••••••• (2)

From EQ (2), b = 8/a

Now, Put the value of 'b' in eq (1)

  • a + 8/a = 6
  • 2A + 8 = 6a
  • 8 = 4a
  • a = 2
  • a = 2B = 4

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