Questions by vaibhav

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Find the product of the following pairs of monomials. `– 4p, 7pq`

asked Jan 17, 2022 in 8th-maths

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Obtain the product of m, – mn,

asked Jan 17, 2022 in 8th-maths

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Simplify (a + b) (2a – 3b + c) – (2a – 3b)

asked Jan 17, 2022 in 8th-maths

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Using Identity (III), find `194 xx

asked Jan 17, 2022 in 8th-maths

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Use a suitable identity to get each of the following products. (2y + 5) (2y + 5)

asked Jan 17, 2022 in 8th-maths

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Use a suitable identity to get each of the following products. `(3a –1/2) (3a

asked Jan 17, 2022 in 8th-maths

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Use a suitable identity to get each of the following products. (– a + c) (– a +

asked Jan 17, 2022 in 8th-maths

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Use a suitable identity to get each of the following products. (7a – 9b) (7a –

asked Jan 17, 2022 in 8th-maths

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Simplify. `(a^2 –

asked Jan 17, 2022 in 8th-maths

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Simplify. `(ab + bc)^2 – 2ab^2c`

asked Jan 17, 2022 in 8th-maths

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Verify Euler’s formula for these

asked Jan 17, 2022 in 8th-maths

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The diagonals of a rhombus are 7.5 cm and 12 cm. Find its

asked Jan 17, 2022 in 8th-maths

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Simplify and express the result in power notation with positive exponent. `(– 4)^5 ÷ (–

asked Jan 17, 2022 in 8th-maths

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Simplify and express the result in power notation with positive exponent.

asked Jan 17, 2022 in 8th-maths

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Find the value of.

asked Jan 17, 2022 in 8th-maths

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Express the following numbers in usual form. `3 xx 10^(–

asked Jan 17, 2022 in 8th-maths

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Express the following numbers in usual form. `1.0001 xx

asked Jan 17, 2022 in 8th-maths

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Express the number appearing in the following statements in standard form. Thickness of a thick paper is 0.07

asked Jan 17, 2022 in 8th-maths

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An electric pole, 14 metres high, casts a shadow of 10 metres. Find the height of a tree that casts a shadow of 15 metres under similar

asked Jan 17, 2022 in 8th-maths

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Suppose 2 kg of sugar contains `9 xx 10^6` crystals. How many sugar crystals are there in 1.2 kg of

asked Jan 17, 2022 in 8th-maths

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