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प्रश्न
Add the following algebraic expression:
3a2b, − 4a2b, 9a2b
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उत्तर
To add the like terms, we proceed as follows:
\[3 a^2 b + \left( - 4 a^2 b \right) + 9 a^2 b\]
\[ = 3 a^2 b - 4 a^2 b + 9 a^2 b\]
\[ = \left( 3 - 4 + 9 \right) a^2 b (\text { Distributive law }) \]
\[ = 8 a^2 b\]
संबंधित प्रश्न
Subtract: (a - b) from (a + b)
Subtract: -m2 + 5mn from 4m2 - 3mn + 8
Subtract:
\[\frac{2}{3} y^3 - \frac{2}{7} y^2 - 5 \text { from }\frac{1}{3} y^3 + \frac{5}{7} y^2 + y - 2\]
If \[x + \frac{1}{x} = 12,\] find the value of \[x - \frac{1}{x} .\]
Solve the following equation.
`4"x"+1/2=9/2`
If x is a natural number, then x + 1 is its predecessor
Add:
2p4 – 3p3 + p2 – 5p + 7, –3p4 – 7p3 – 3p2 – p – 12
Add:
3a(a – b + c), 2b(a – b + c)
Add the following expressions:
p2 – q + r, q2 – r + p and r2 – p + q
Add the following expressions:
a2 + 3ab – bc, b2 + 3bc – ca and c2 + 3ca – ab
