Advertisements
Advertisements
Question
Add: 4x2y, - 3xy2, - 5xy2, 5x2y
Advertisements
Solution
4x2 y - 3xy2 - 5xy2 + 5x2y = 4x2y + 5x2y - 3xy2 - 5xy2
= x2y (4 + 5) + xy2 (- 3 - 5)
= 9x2y - 8xy2
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Simplify combining like terms: 21b − 32 + 7b − 20b
Add: -7mn + 5, 12mn + 2, 9mn - 8, -2mn - 3
Add: ab - 4a, 4b - ab, 4a - 4b
What should be taken away from 3x2 - 4y2 + 5xy + 20 to obtain - x2 - y2 + 6xy + 20?
Subtract:
− 5xy from 12xy
Add: 7xy + 5yz – 3zx, 4yz + 9zx – 4y, –3xz + 5x – 2xy.
Find the sum of the following expressions
mn + t, 2mn – 2t, – 3t + 3mn
Add:
7a2bc, –3abc2, 3a2bc, 2abc2
Add the following expressions:
p2 – 7pq – q2 and –3p2 – 2pq + 7q2
Add the following expressions:
x3 – x2y – xy2 – y3 and x3 – 2x2y + 3xy2 + 4y
