Advertisements
Advertisements
प्रश्न
Add: 14x + 10y - 12xy - 13, 18 - 7x - 10y + 8xy, 4xy
Advertisements
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: -x2 + 10x - 5 from 5x - 10
Subtract the sum of 2x − x2 + 5 and − 4x − 3 + 7x2 from 5.
If \[x - \frac{1}{x} = 3,\] find the values of \[x^2 + \frac{1}{x^2}\] and \[x^4 + \frac{1}{x^4} .\]
The addition of 3mn, – 5mn, 8mn and – 4mn is
Add: 2a + b + 3c and `"a" + 1/3"b" + 2/5"c"`
On simplification `(3x + 3)/3` = ______.
Add:
9ax + 3by – cz, –5by + ax + 3cz
Add:
2p4 – 3p3 + p2 – 5p + 7, –3p4 – 7p3 – 3p2 – p – 12
Add the following expressions:
ab + bc + ca and – bc – ca – ab
Add the following expressions:
p2 – q + r, q2 – r + p and r2 – p + q
