In a linear inequality in two variables , both and must be non-zero (it means that the coefficients and b are not zero), however, the constant which is denoted by can be equal to zero.
The reason why and cannot be zero is because when either or , one of the variables or will be eliminated (since 0 times anything is zero), causing the inequality to be a linear inequality in one variable only.
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intanafam
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The answer is false.
In a linear inequality in two variables , both and must be non-zero (it means that the coefficients and b are not zero), however, the constant which is denoted by can be equal to zero.
The reason why and cannot be zero is because when either or , one of the variables or will be eliminated (since 0 times anything is zero), causing the inequality to be a linear inequality in one variable only.