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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
Add: 4x2y, - 3xy2, - 5xy2, 5x2y
Add: x2 - y2 - 1 , y2 - 1 - x2, 1- x2 - y2
Multiply: \[\left( \frac{x}{7} + \frac{x^2}{2} \right)by\left( \frac{2}{5} + \frac{9x}{4} \right)\]
Add:
2a + 6b + 8c; 16a + 13c + 18b
Add:
3y2 − 10y + 16; 2y − 7
Add: 8x, 3x
Simplify: n + (m + 1) + (n + 2) + (m + 3) + (n + 4) + (m + 5)
Add the following expressions:
p2qr + pq2r + pqr2 and – 3pq2r – 2pqr2
Add the following expressions:
uv – vw, vw – wu and wu – uv
Translate the following algebraic expression:
8(m + 5)
