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प्रश्न
Obtain the volume of a rectangular box with the following length, breadth, and height, respectively.
a, 2b, 3c
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उत्तर
We know that,
Volume = Length × Breadth × Height
Volume = a × 2b × 3c
= (1 × 2 × 3) (a × b × c)
= 6abc
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संबंधित प्रश्न
Find the product of the following pair of monomial.
− 4p, 7pq
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)
Complete the table of products.
|
First monomial→ |
2x |
–5y |
3x2 |
–4xy |
7x2y |
–9x2y2 |
|
Second monomial ↓ |
||||||
| 2x | 4x2 | ... | ... | ... | ... | ... |
| –5y | ... | ... | –15x2y | ... | ... | ... |
| 3x2 | ... | ... | ... | ... | ... | ... |
| – 4xy | ... | ... | ... | ... | ... | ... |
| 7x2y | ... | ... | ... | ... | ... | ... |
| –9x2y2 | ... | ... | ... | ... | ... | ... |
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:
\[\left( \frac{4}{9}ab c^3 \right) \times \left( - \frac{27}{5} a^3 b^2 \right) \times \left( - 8 b^3 c \right)\]
Multiply: −8x and 4 − 2x − x2
Multiply: x + 4 by x − 5
Multiply: −3bx, −5xy and −7b3y2
| Length | breadth | height | |
| (i) | 2ax | 3by | 5cz |
| (ii) | m2n | n2p | p2m |
| (iii) | 2q | 4q2 | 8q3 |
Multiply the following:
–3x2y, (5y – xy)
