Questions by nishit

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Identify the terms, their coefficients for each of the following expressions.

asked Jan 17, 2022 in 8th-maths

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

asked Jan 17, 2022 in 8th-maths

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Complete the table of products. First monomial → Second monomial ↓ `2x` `-5y` `3x^2` `-4xy` `7x^2 y` `–9x^2 y^2` `2x ` `4x^2` . . . . . . . . . . . . . . . `–5y` . . . . . . `–15x^2 y` . . . . . . . . . `3x^2` . . . . . . . . . . . . . . . `– 4xy` . . . . . . . . . . . . .

asked Jan 17, 2022 in 8th-maths

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Carry out the multiplication of the expressions in each of the following pairs. `ab, a –

asked Jan 17, 2022 in 8th-maths

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- Simplify 3x (4x – 5) + 3 and find its values for (i) x = 3 (ii) x

asked Jan 17, 2022 in 8th-maths

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Multiply the binomials. (2x + 5) and (4x – 3)

asked Jan 17, 2022 in 8th-maths

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Multiply the binomials. `(2pq + 3q^2)` and `(3pq –

asked Jan 17, 2022 in 8th-maths

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Find the product. (x + 7y) (7x –

asked Jan 17, 2022 in 8th-maths

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Simplify. `(t + s^2) (t^2 –

asked Jan 17, 2022 in 8th-maths

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Simplify. `(x + y)(2x + y) + (x + 2y)(x – y)`

asked Jan 17, 2022 in 8th-maths

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Use a suitable identity to get each of the following products. `(a^2 + b^2) (– a^2 + b^2)`

asked Jan 17, 2022 in 8th-maths

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Use the identity `(x + a) (x + b) = x^2 + (a + b) x + ab` to find the following products. (4x + 5) (4x –

asked Jan 17, 2022 in 8th-maths

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Use the identity `(x + a) (x + b) = x^2 + (a + b) x + ab` to find the following products. (2x + 5y) (2x + 3y)

asked Jan 17, 2022 in 8th-maths

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Simplify. `(2.5p – 1.5q)^2 – (1.5p –

asked Jan 17, 2022 in 8th-maths

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

asked Jan 17, 2022 in 8th-maths

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Using identities, evaluate.

asked Jan 17, 2022 in 8th-maths

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Using `a^2 – b^2 = (a + b) (a – b)`, find `153^2 –

asked Jan 17, 2022 in 8th-maths

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Using `(x + a) (x + b) = x^2 + (a + b) x + ab`, find `103 xx 98`

asked Jan 17, 2022 in 8th-maths

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For each of the given solid, the three views are given. Identify for each solid the corresponding top, front and side views. #fig (i) (ii) (iii)A

asked Jan 17, 2022 in 8th-maths

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For each given solid, identify the top view, front view and side view. #fig (i) (ii)

asked Jan 17, 2022 in 8th-maths

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