8th Class Mathematics Algebraic Expressions Question Bank Algebraic Expressions & Identities

  • question_answer
    The factors of the expression \[{{x}^{2}}-\frac{{{y}^{2}}}{100}\] is

    A)  \[\left( x-\frac{y}{100} \right)\left( x-\frac{y}{100} \right)\]              

    B)  \[\left( x+\frac{y}{100} \right)\left( x+\frac{y}{100} \right)\]

    C)  \[\left( y+\frac{x}{100} \right)\left( y+\frac{x}{100} \right)\]

    D)  \[\left( x+\frac{y}{100} \right)\left( x-\frac{y}{100} \right)\]

    Correct Answer: D

    Solution :

    (d): \[{{x}^{2}}-{{\left( \frac{y}{10} \right)}^{2}}\] \[\left( x-\frac{y}{10} \right)\left( x+\frac{y}{10} \right)\]


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