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प्रश्न
Add: 14x + 10y - 12xy - 13, 18 - 7x - 10y + 8xy, 4xy
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उत्तर
(14x + 10y - 12xy - 13) + (18 - 7x - 10y + 8yx) + 4xy
= 14x + 10y - 12xy - 13 + 18 - 7x - 10y + 8yx + 4xy
= 14x - 7x + 10y - 10y - 12xy + 8yx + 4xy - 13 + 18
= x (14 - 7) + y (10 - 10) + xy (-12 + 8 + 4) - 13 + 18
= 7x + 5
संबंधित प्रश्न
Subtract 4p2q − 3pq + 5pq2 − 8p + 7q − 10 from 18 − 3p − 11q + 5pq − 2pq2 + 5p2q
Simplify combining like terms: 21b − 32 + 7b − 20b
Simplify combining like terms: - z2 + 13z2 − 5z + 7z3 − 15z
Add: 5m - 7n, 3n - 4m + 2, 2m - 3mn - 5
Subtract: 5a2 - 7ab + 5b2 from 3ab - 2a2 -2b2
What should be taken away from 3x2 - 4y2 + 5xy + 20 to obtain - x2 - y2 + 6xy + 20?
Subtract 3x − 4y − 7z from the sum of x − 3y + 2z and − 4x + 9y − 11z.
Add: −9y, 11y, 2y
Add:
5x2 – 3xy + 4y2 – 9, 7y2 + 5xy – 2x2 + 13
Add the following expressions:
`5/8p^4 + 2p^2 + 5/8; 1/8 - 17p + 9/8p^2` and `p^5 - p^3 + 7`
