Advertisements
Advertisements
प्रश्न
Subtract the following expressions:
–2a2 – 2b2 from –a2 – b2 + 2ab
Advertisements
उत्तर
We have, (–a2 – b2 + 2ab) – (–2a2 – 2b2)
= –a2 – b2 + 2ab + 2a2 + 2b2
On combining the like terms,
= –a2 + 2a2 – b2 + 2b2 + 2ab
= a2 + b2 + 2ab
APPEARS IN
संबंधित प्रश्न
Subtract: −2(xy)2 (y3 + 7x2y + 5) from 5y2 (x2y3 – 2x4y + 10x2)
Subtract: 15q from 25q
What should be subtracted from 2m + 8n + 10 to get – 3m + 7n + 16?
Subtract:
2ab2c2 + 4a2b2c – 5a2bc2 from –10a2b2c + 4ab2c2 + 2a2bc2
Subtract the following expressions:
–7p2qr from –3p2qr
Subtract the following expressions:
–4x2y – y3 from x3 + 3xy2 – x2y
To what expression must 99x3 – 33x2 – 13x – 41 be added to make the sum zero?
If A = 3x2 – 4x + 1, B = 5x2 + 3x – 8 and C = 4x2 – 7x + 3, then find:
(A + B) – C
Subtract the sum of 12ab – 10b2 – 18a2 and 9ab + 12b2 + 14a2 from the sum of ab + 2b2 and 3b2 – a2.
Translate the following algebraic expression:
4b – 3
