Difference of Two Squares - Definition, Formula, Problems and …
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Difference of Squares FormulaUsing The Difference of Square FormulaSolved Examples For The Difference in SquaresFactor Using The Difference of Square Q1. Evaluate 122−92using the difference of squares. Ans: Remember that a difference of two squares has the form a2−b2 and that it may be factored using the formula a2−b2=(a+b)(a−b). On comparing the given expression with a2−b2, we have, a2=122⇒a=12 b2=92⇒b=9 Putting the values in the difference of squares formula, we get; (12+9)(12−9)=(21)(3)=63 Q2...
Q1. Evaluate 122−92using the difference of squares. Ans: Remember that a difference of two squares has the form a2−b2 and that it may be factored using the formula a2−b2=(a+b)(a−b). On comparing the given expression with a2−b2, we have, a2=122⇒a=12 b2=92⇒b=9 Putting the values in the difference of squares formula, we get; (12+9)(12−9)=(21)(3)=63 Q2...
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