### An operation * is defined on the set of real number by a *b =...

An operation * is defined on the set of real number by a *b = 2a+2b-3÷2 find the inverse?

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A binary operation * is defined by a*b = ab+a+b for any real number a and b. if the identity element is zero, find the inverse of 2 under this operation.

a∗a−1=aa−1+a+a−1=e

if e = 0

2.2−1+2+2−1=0
collecting like terms, we have:
3.2−1+2=0

= 2−1 = -23
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Check out this question

A binary operation * is defined by a*b = ab+a+b for any real number a and b. if the identity element is zero, find the inverse of 2 under this operation.

a∗a−1=aa−1+a+a−1=e

if e = 0

2.2−1+2+2−1=0
collecting like terms, we have:
3.2−1+2=0

= 2−1 = -23
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Psycho
2 months ago
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