Advertisements
Advertisements
Question
Add: ab - 4a, 4b - ab, 4a - 4b
Sum
Advertisements
Solution
(ab - 4a) + (4b - ab) + (4a - 4b)
= ab - 4a + 4b - ab + 4a - 4b
= ab - ab - 4a + 4a + 4b - 4b
= ab (1 - 1) + a (- 4 + 4) + b(4 - 4)
= 0
shaalaa.com
Is there an error in this question or solution?
RELATED QUESTIONS
Add the following algebraic expression:
4xy2 − 7x2y, 12x2y − 6xy2, − 3x2y +5xy2
Subtract:
2a2 from − 7a2
If \[x + \frac{1}{x} = 20,\]find the value of \[x^2 + \frac{1}{x^2} .\].
Add:
2a + 6b + 8c; 16a + 13c + 18b
Add:
17a2b2 + 16c; 28c − 28a2b2
Add:
−3y2 + 10y − 16; 7y2 + 8
The additive inverse of −37xyz is ___________
If x is a natural number, then x + 1 is its predecessor
Find the sum of the following expressions
5xyz – 3xy, 3zxy – 5yx
Add: 2a + b + 3c and `"a" + 1/3"b" + 2/5"c"`
