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प्रश्न
Multiply the following:
x2y2z2, (xy – yz + zx)
योग
उत्तर
We have,
x2y2z2 and (xy – yz + zx)
∴ x2y2z2 × (xy – yz + zx) = x2y2z2 × xy – x2y2z2 × yz + x2y2z2 × zx
= x3y3z2 – x2y3z3 + x3y2z3
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अध्याय 7: Algebraic Expression, Identities and Factorisation - Exercise [पृष्ठ २३०]
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संबंधित प्रश्न
Find the product of the following pair of monomial.
− 4p, 7pq
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 volume of a rectangular box with the following length, breadth, and height, respectively.
a, 2b, 3c
Obtain the product of a, 2b, 3c, 6abc.
Multiply: 4a and 6a + 7
Multiply: x + 4 by x − 5
Multiply: `-2/3"a"^7"b"^2` and `-9/4"a""b"^5`
Find the volume of each rectangular box with given length, breadth, and height.
| Length | breadth | height | |
| (i) | 2ax | 3by | 5cz |
| (ii) | m2n | n2p | p2m |
| (iii) | 2q | 4q2 | 8q3 |
Multiply the following:
–3x2y, (5y – xy)
Multiply the following:
6mn, 0mn
