Let * be a binary operation on the set I of integers, defined by a * – InterviewSolution

InterviewSolution

1.

Let * be a binary operation on the set I of integers, defined by a * b = 2a + b − 3. Find the value of 3 * 4

Answer»

Given that a * b = 2a + b – 3

3 * 4 = 2(3) + 4 – 3

= 6 + 4 – 3

= 7

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