it is an expression
No, if there is a sqaured variable, the equation is not linear.
It is a linear expression.
It is a linear expression in two variables. As an expression it cannot be solved. Furthermore, to solve equations in two variables you need at least two linear equations.
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it is an expression
A screw jack typically has one degree of freedom, which allows linear motion along the axis of the screw. However, some designs may have additional degrees of freedom depending on the specific mechanical configuration.
No, if there is a sqaured variable, the equation is not linear.
It isa linear expression,a binomial expression,an algebraic expression,a polynomial expression.
No, it could be a constant.
I think the word you're looking for is "exponential". A linear expression is of the form ax + b whereas an exponential expression is of the form x^a + b.
It is a linear expression.
It is a linear expression.
It is a linear expression in two variables.
Without an equality sign the given expression can't be considered to be a linear equation.
It is a linear expression in two variables. As an expression it cannot be solved. Furthermore, to solve equations in two variables you need at least two linear equations.
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