Questions by krutika

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Common factor of `ax^2 + bx` is

asked Jan 17, 2022 in 8th-maths

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Factorised form of `4y^2 – 12y + 9` is

asked Jan 17, 2022 in 8th-maths

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Volume of a rectangular box with l = b = h = 2x is

asked Jan 17, 2022 in 8th-maths

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The sum of areas of two squares with sides 4a and 4b is

asked Jan 17, 2022 in 8th-maths

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Subtract : `–3p^2 + 3pq + 3px` from `3p (– p – a –

asked Jan 17, 2022 in 8th-maths

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Multiply the following: `3x^2y^2z^2,

asked Jan 17, 2022 in 8th-maths

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Multiply the following: `–3x^2y, (5y –

asked Jan 17, 2022 in 8th-maths

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Multiply the following: `–7st, –1, –

asked Jan 17, 2022 in 8th-maths

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Multiply the following: `(a^2 – b^2), (a^2 +

asked Jan 17, 2022 in 8th-maths

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Simplyfy `(a – b) (a^2 + b^2 + ab) – (a + b) (a^2 + b^2 –

asked Jan 17, 2022 in 8th-maths

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Simplyfy `(pq – qr)^2 +

asked Jan 17, 2022 in 8th-maths

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Using suitable identities, evaluate the following. `(35.4)^2 –

asked Jan 17, 2022 in 8th-maths

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Write the greatest common factor in each of the following terms. `63p^2a^2r^2s, – 9pq^2r^2s^2, 15p^2qr^2s^2, –

asked Jan 17, 2022 in 8th-maths

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Factorise the following expressions. `x^3y^2 + x^2y^3 – xy^4 +

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` `x^2 + 2x +

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` `4x^4 + 12x^3 +

asked Jan 17, 2022 in 8th-maths

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Factorise the following. `x^2 + 9x +

asked Jan 17, 2022 in 8th-maths

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Factorise the following. `y^2 + 4y –

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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The following expressions are the areas of rectangles. Find the possible lengths and breadths of these rectangles. `x^2 – 6x +

asked Jan 17, 2022 in 8th-maths

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