Question

Let * be the binary operation on z+ , defined by a×b =|a-b| . find the value of 3*7

Answer 1

$\huge\fbox\red{Hi \:Mate}$

Question

Let * be the binary operation on z+ , defined by a×b =|a-b| . find the value of 3*7

Solution

As per your definition:

$a \times b = |a - b|$

$3 \times 7 = |3 - 7| = 4$

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