Advertisements
Advertisements
प्रश्न
Find the sum of x2 − x + 1, − 5x2 + 2x − 2 and 3x2 − 3x + 1
योग
Advertisements
उत्तर
(x2 − x + 1) + (− 5x2 + 2x − 2) + (3x2 − 3x + 1)
= x2 − x + 1 − 5x2 + 2x − 2 + 3x2 − 3x + 1
= x2 + 3x2 − 5x2 + 2x − x − 3x + 1 + 1 − 2
= 4x2 − 5x2 + 2x − 4x + 2 − 2
= − x2 − 2x
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Subtract the first term from the second:
4ab, 6ba
Subtract the first term from the second:
3.5abc, 10.5abc
Subtract the first term from the second:
`3 1/2"mn",8 1/2"nm"`
Add the following expression:
a3 − 2b3 + a, b3 − 2a3 + b and − 2b + 2b3 − 5a + 4a3
Evaluate:
3a − (a + 2b)
Evaluate:
7 − (4a − 5)
Subtract:
5a − 3b + 2c from a − 4b − 2c.
Fill in the blank:
x × 2x2 × 3x3 = .....................
In 94, which option correctly identifies the base and the exponent?
The exponent form of t × t × t × t is:
