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Expand the following, using suitable identities. `(xy +

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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Expand the following, using suitable identities.

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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Using suitable identities, evaluate the following. `101 xx

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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Write the greatest common factor in each of the following terms. `– 18a^2,

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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Factorise the following expressions. `4xy^2 – 10x^2y + 16x^2y^2 +

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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Factorise the following expressions. `63p^2q^2r^2s – 9pq^2r^2s^2 + 15p^2qr^2s^2 –

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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Factorise the following expressions. `y^2 + 8zx – 2xy –

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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Factorise the following. `p^2 – 13p –

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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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 by nikhil (1.8k points)

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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 by yogita (1.8k points)

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Perform the following divisions: `(– qrxy + pryz – rxyz) -: (–

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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Factorise the expressions and divide them as directed: `(x^3 + x^2 – 132x) -: x (x –

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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The area of a rectangle is `x2 + 7x + 12`. If its breadth is (x + 3), then find its

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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Find the value of a, if `pqa = (3p + q)^2 – (3p –

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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`3^(–2)` can be written

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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If x be any non-zero integer, then `x^–1` is equal

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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Which of the following is equal to `(-3/4)^(-3)`

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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The expression for `8^(–2)` as a power with the base 2 is

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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Very small numbers can be expressed in standard form by using _________

asked Jan 17, 2022 in 8th-maths by krutika (1.7k points)

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Find the value `[4^(–1) +3^(–1) +

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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