Question

A combination of ---------- and ---------- is always a variable.

Answer 1

Step-by-step explanation:

A combination of a constant and a variable is also a variable. Examples on Constants and Variables: ... (iv) If 3 is a constant and x is a variable, then 3 + x, 3 - x, 3/x, 3x, x/3, etc., are also variables. So, we conclude that the combination of a constant and a variable is always a variable.

Answer 2

Answer:

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Step-by-step explanation:

A combination of a constant and a variable is also a variable. ... (iv) If 3 is a constant and x is a variable, then 3 + x, 3 - x, 3/x, 3x, x/3, etc., are also variables. So, we conclude that the combination of a constant and a variable is always a variable.