Mathematics
If , then the value of a is :
5
11
8
9
Matrices
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Answer
Given,
From above,
⇒ 2b = 6
⇒ b = = 3.
Also,
⇒ a + b = 8
⇒ a + 3 = 8
⇒ a = 8 - 3 = 5.
Hence, Option 1 is the correct option.
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