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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: 4a − 7ab + 3b + 12 from 12a − 9ab + 5b − 3
Subtract: 6xy from − 12xy
From the sum of 4 + 3x and 5 - 4x + 2x2, subtract the sum of 3x2 - 5x and -x2 + 2x + 5.
Subtract:
2a − b from 3a − 5b
Subtract the sum of 2x − x2 + 5 and − 4x − 3 + 7x2 from 5.
Add:
−3y2 + 10y − 16; 7y2 + 8
Find the sum of the following expressions
u + v, u – v, 2u + 5v, 2u – 5v
Add:
xy2z2 + 3x2y2z – 4x2yz2, – 9x2y2z + 3xy2z2 + x2yz2
Add:
3a(a – b + c), 2b(a – b + c)
Add the following expressions:
p2 – 7pq – q2 and –3p2 – 2pq + 7q2
