Advertisements
Advertisements
प्रश्न
If A = 3x2 – 4x + 1, B = 5x2 + 3x – 8 and C = 4x2 – 7x + 3, then find:
A + B + C
योग
Advertisements
उत्तर
Given, A = 3x2 – 4x + 1, B = 5x2 + 3x – 8 and C = 4x2 – 7x + 3
A + B + C = 3x2 – 4x + 1 + 5x2 + 3x – 8 + 4x2 – 7x + 3
On combining the like terms,
= 3x2 + 5x2 + 4x2 – 4x + 3x – 7x + 1 – 8 + 3
= 12x2 – 8x – 4
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 10: Algebraic Expressions - Exercise [पृष्ठ ३२२]
APPEARS IN
संबंधित प्रश्न
Sum of a – b + c and – a + b – c is zero
Subtract: 15q from 25q
Subtract: 7xyz from 17xyz
Subtract: m + n from 3m – 7n
Subtract: 2y + z from 6z – 5y
When we subtract ‘a’ from ‘−a’, we get __________
What should be subtracted from 2m + 8n + 10 to get – 3m + 7n + 16?
Subtract the following expressions:
ab – bc – ca from –ab + bc + ca
Subtract the following expressions:
11 – 15y2 from y3 – 15y2 – y – 11
Subtract 9a2 – 15a + 3 from unity.
