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

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

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Add `4y (3y^2 + 5y – 7)` and `2 (y^3 – 4y^2 +

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

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Carry out the multiplication of the expressions in each of the following pairs. `pq + qr + rp,

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

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- Add: 2x (z – x – y) and 2y (z – y –

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

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Multiply the binomials. `(3/4a^2+3b^2)` and

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

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Using Identity (III), find

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

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Show that. `(9p – 5q)^2 + 180pq = (9p +

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

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The area of a trapezium is 34 `cm^2` and the length of one of the parallel sides is 10 cm and its height is 4 cm. Find the length of the other parallel

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

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A rectangular paper of width 14 cm is rolled along its width and a cylinder of radius 20 cm is formed. Find the volume of the cylinder (Fig 11.45)? (Take `22/7` for

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

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Evaluate. `3^(–2)`

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

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Express the following numbers in usual form. `3.52 xx

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

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Express the following numbers in usual form. `3.61492 xx

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

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If the weight of 12 sheets of thick paper is 40 grams, how many sheets of the same paper would weigh `2 1/2`

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

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Rehman is making a wheel using spokes. He wants to fix equal spokes in such a way that the angles between any pair of consecutive spokes are equal. Help him bycompleting the following table. sss 8 → 45°, 10 → 36°, 12 → 30° sss Are the number of

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

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Verify the following: `(5x + 8)^2 – 160x = (5x –

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

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

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

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The standard form for 32,50,00,00,000 is

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

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`(–2)^0 =

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

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`(-8/2)^0 =

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

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`a^m =

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

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