1. The problem is to prove a given relation without finding the value of any variable. 2. To prove a relation, we start by stating the relation clearly and then use algebraic identities, properties, or known formulas to transform one side of the equation to the other. 3. Important rules to remember include the distributive property, associative property, commutative property, and any specific identities relevant to the problem (e.g., trigonometric identities, algebraic formulas). 4. Begin with the left-hand side (LHS) of the relation and apply algebraic manipulations step-by-step. 5. Simplify expressions, factorize where possible, and use substitutions if needed. 6. Continue until the LHS is transformed exactly into the right-hand side (RHS) of the relation. 7. Since no specific relation is given, this is the general approach to proving any algebraic relation without calculating values. This method ensures the relation holds true universally, not just for specific values.