If 49x² – b = (7x + 1/2)(7x – 1/2), then the value of b is

Question

MCQ (Single)Algebraic Identity for Difference of SquaresNCERT Exemplar

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The value of (x – 1/x)(x + 1/x)(x² + 1/x²) is

Find the following products using appropriate identities:

Algebraic Identity for Difference of Squares

Factorise:

Use suitable identities to find the following products:

Evaluate the following products without multiplying directly:

Factorise the following using appropriate identities: