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प्रश्न
Each symbol given below represents an algebraic expression:
= 2x2 + 3y, 
= 5x2 + 3x, 
= 8y2 – 3x2 + 2x + 3y
The symbols are then represented in the expression:
Find the expression which is represented by the above symbols.
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उत्तर
Given, = 2x2 + 3y, = 5x2 + 3x and = 8y2 – 3x2 + 2x + 3y
∴
= (2x2 + 3y) + (5x2 + 3x) – (8y2 – 3x2 + 2x + 3y)
= 2x2 + 3y + 5x2 + 3x – 8y2 + 3x2 – 2x – 3y
On combining the like terms,
= 2x2 + 5x2 + 3x2 + 3y – 3y + 3x – 2x – 8y2
= 10x2 – 8y2 + x
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संबंधित प्रश्न
Simplify combining like terms: 5x2y − 5x2 + 3y x2 − 3y2 + x2 − y2 + 8xy2 −3y2
Add: a + b - 3, b - a + 3, a - b + 3
Subtract: a (b - 5) from b (5 - a)
What should be subtracted from 2a + 8b + 10 to get - 3a + 7b + 16?
From the sum of 4 + 3x and 5 - 4x + 2x2, subtract the sum of 3x2 - 5x and -x2 + 2x + 5.
Subtract:
\[\frac{ab}{7} - \frac{35}{3}bc + \frac{6}{5}ac \text { from } \frac{3}{5}bc - \frac{4}{5}ac\]
Add:
2a + 6b + 8c; 16a + 13c + 18b
Add: 8x, 3x
Find the sum of the following expressions
u + v, u – v, 2u + 5v, 2u – 5v
Find the expression to be added with 5a – 3b – 2c to get a – 4b – 2c?
