The value of |a- b| is 7.
The absolute value or modulus of a real number x, denoted |x|, is the non-negative value of x without regard to its sign.
Given:
a= -4, b= 3
So,
|a -b|
=| (-4) -3 |
=|-4-3|
=|(-7)|
=7
Hence, the value of |a-b| is 7.
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