Questions by Simran

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Expand the following, using suitable identities. `(a^2 +

asked Jan 18, 2022 in 8th-maths

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Using suitable identities, evaluate the following.

asked Jan 18, 2022 in 8th-maths

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Using suitable identities, evaluate the following.

asked Jan 18, 2022 in 8th-maths

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Using suitable identities, evaluate the following. `10.1 xx

asked Jan 18, 2022 in 8th-maths

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Using suitable identities, evaluate the following. `(69.3)^2 –

asked Jan 18, 2022 in 8th-maths

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Using suitable identities, evaluate the following. `(729)^2 –

asked Jan 18, 2022 in 8th-maths

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Factorise the following expressions. `a^2b + a^2c + ab + ac + b^2c +

asked Jan 18, 2022 in 8th-maths

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

asked Jan 18, 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 18, 2022 in 8th-maths

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Factorise the following, using the identity `a^2 + 2ab + b^2 = (a + b)^2` `9x^2 + 30x +

asked Jan 18, 2022 in 8th-maths

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Factorise the following, using the identity `a^2 + 2ab + b^2 = (a + b)^2` `a^2x^3 + 2abx^2 +

asked Jan 18, 2022 in 8th-maths

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Factorise the following, using the identity `a^2 + 2ab + b^2 = (a + b)^2` `x^2/4+ 2x +

asked Jan 18, 2022 in 8th-maths

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

asked Jan 18, 2022 in 8th-maths

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Factorise the following. `x^2 + 4x –

asked Jan 18, 2022 in 8th-maths

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

asked Jan 18, 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 18, 2022 in 8th-maths

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`. `8a^3 –

asked Jan 18, 2022 in 8th-maths

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The following expressions are the areas of rectangles. Find the possible lengths and breadths of these rectangles. `x^2 + 9x +

asked Jan 18, 2022 in 8th-maths

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The following expressions are the areas of rectangles. Find the possible lengths and breadths of these rectangles. `51x^3y^2z -:

asked Jan 18, 2022 in 8th-maths

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The cost of a chocolate is Rs (x + y) and Rohit bought (x + y) chocolates. Find the total amount paid by him in terms of x. If x = 10, find the amount paid by

asked Jan 18, 2022 in 8th-maths

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