Advertisements
Advertisements
प्रश्न
Add the following expressions:
ab + bc + ca and – bc – ca – ab
Advertisements
उत्तर
We have, ab + bc + ca + (– bc – ca – ab)
= ab + bc + ca – bc – ca – ab
On combining the like terms
= ab – ab + bc – bc + ca – ca
= 0 + 0 + 0
= 0
APPEARS IN
संबंधित प्रश्न
Add: ab - 4a, 4b - ab, 4a - 4b
Add the following algebraic expression: \[\frac{7}{2} x^3 - \frac{1}{2} x^2 + \frac{5}{3}, \frac{3}{2} x^3 + \frac{7}{4} x^2 - x + \frac{1}{3}, \frac{3}{2} x^2 - \frac{5}{2}x - 2\]
Subtract:
\[\frac{ab}{7} - \frac{35}{3}bc + \frac{6}{5}ac \text { from } \frac{3}{5}bc - \frac{4}{5}ac\]
Subtract 3x − 4y − 7z from the sum of x − 3y + 2z and − 4x + 9y − 11z.
Add:
13x2 − 12y2; 6x2 − 8y2
Find the sum of the following expressions
a + 5b + 7c, 2a + 10b + 9c
Add:
9ax + 3by – cz, –5by + ax + 3cz
Sum of x and y is x + y.
Add the following expressions:
p2 – q + r, q2 – r + p and r2 – p + q
