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प्रश्न
Find the areas of rectangles with the following pairs of monomials as their lengths and breadths, respectively.
(p, q); (10m, 5n); (20x2, 5y2); (4x, 3x2); (3mn, 4np)
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उत्तर
| Length | Breadth | Area |
| p | q | pq |
| 10m | 5n | 10m × 5n = 50mn |
| 20x2 | 5y2 | 20x2 × 5y2 = 100x2y2 |
| 4x | 3x2 | 4x × 3x2 = 12x3 |
| 3mn | 4np | 3mn × 4np = 12mn2p |
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संबंधित प्रश्न
Obtain the product of m, − mn, mnp.
Express each of the following product as a monomials and verify the result for x = 1, y = 2: \[\left( - \frac{4}{7} a^2 b \right) \times \left( - \frac{2}{3} b^2 c \right) \times \left( - \frac{7}{6} c^2 a \right)\]
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Multiply: abx, −3a2x and 7b2x3
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The length of a rectangle is `1/3` of its breadth. If its perimeter is 64 m, then find the length and breadth of the rectangle.
Multiply the following:
15xy2, 17yz2
Multiply the following:
–5a2bc, 11ab, 13abc2
