A binary operation * is defined on the set X = {1, 2, 3, 4, 5, 6} as a*b = ab + a + b. Compute 1 * 3
To compute 1 * 3 using the given binary operation * where a * b = ab + a + b:
Substitute a = 1 and b = 3 into the formula:
1 * 3 = (1)(3) + 1 + 3 = 3 + 1 + 3 = 7.
Thus, 1 * 3 = 7.
There is an explanation video available below.
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