Advertisements
Advertisements
Question
Subtract the following expressions:
x4 + 3x3y3 + 5y4 from 2x4 – x3y3 + 7y4
Sum
Solution
We have, 2x4 – x3y3 + 7y4 – (x4 + 3x3y3 + 5y4) = 2x4 – x3y3 + 7y4 – x4 – 3x3y3 – 5y4
On combining the like terms,
= 2x4 – x4 – x3y3 – 3x3y3 + 7y4 – 5y4
= x4 – 4x3y3 + 2y4
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Subtract: 15q from 25q
Subtract: 3p + 5 from p – 2q + 7
Simplify: (x + y – z) + (3x – 5y + 7z) – (14x + 7y – 6z)
Subtract:
5a2b2c2 from –7a2b2c2
Subtract:
6x2 – 4xy + 5y2 from 8y2 + 6xy – 3x2
Subtract:
2ab2c2 + 4a2b2c – 5a2bc2 from –10a2b2c + 4ab2c2 + 2a2bc2
Multiply the following:
(pq – 2r), (pq – 2r)
Subtract the following expressions:
–a2 – ab from b2 + ab
Subtract the following expressions:
11 – 15y2 from y3 – 15y2 – y – 11
If A = 3x2 – 4x + 1, B = 5x2 + 3x – 8 and C = 4x2 – 7x + 3, then find:
A + B + C
