Questions by Arun

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Using suitable identities, evaluate the following. `(132)^2 –

asked Jan 17, 2022 in 8th-maths

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Write the greatest common factor in each of the following terms. `13x^2y,

asked Jan 17, 2022 in 8th-maths

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Factorise the following expressions. `l2m^2n – lm^2n^2–

asked Jan 17, 2022 in 8th-maths

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Factorise the following, using the identity `a^2 + 2ab + b^2 = (a + b)^2` `a^2x^2 + 2ax +

asked Jan 17, 2022 in 8th-maths

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Factorise the following, using the identity `a^2 + 2ab + b^2 = (a + b)^2` `a^2x^2 + 2abxy +

asked Jan 17, 2022 in 8th-maths

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Factorise the following, using the identity `a^2 + 2ab + b^2 = (a + b)^2` `16x^2 + 40x

asked Jan 17, 2022 in 8th-maths

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Factorise the following, using the identity `a^2 + 2ab + b^2 = (a + b)^2` `9x^2 + 24x +

asked Jan 17, 2022 in 8th-maths

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Factorise the following, using the identity `a^2 – 2ab + b^2 = (a – b)^2`. `4y^2 – 12y +

asked Jan 17, 2022 in 8th-maths

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Factorise the following. `x^2 + 15x +

asked Jan 17, 2022 in 8th-maths

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`. `x^2 –

asked Jan 17, 2022 in 8th-maths

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`. `4x^2 –

asked Jan 17, 2022 in 8th-maths

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`. `49x^2 –

asked Jan 17, 2022 in 8th-maths

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`.

asked Jan 17, 2022 in 8th-maths

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`. `1331x^3y –

asked Jan 17, 2022 in 8th-maths

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`. `9x^2 – (3y +

asked Jan 17, 2022 in 8th-maths

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Factorise the expressions and divide them as directed: `(3x^4 – 1875) -: (3x^2 –

asked Jan 17, 2022 in 8th-maths

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The area of a square is given by `4x^2 + 12xy + 9y^2`. Find the side of the

asked Jan 17, 2022 in 8th-maths

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The base of a parallelogram is (2x + 3 units) and the corresponding height is (2x – 3 units). Find the area of the parallelogram in terms of x. What will be the area of parallelogram of x = 30

asked Jan 17, 2022 in 8th-maths

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Verify the following: `(ab + bc) (ab – bc) + (bc + ca) (bc – ca) + (ca + ab) (ca – ab) =

asked Jan 17, 2022 in 8th-maths

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Find the length of the side of the given square if area of the square is 625 square units and then find the value of x.

asked Jan 17, 2022 in 8th-maths

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