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प्रश्न
Add:
2p4 – 3p3 + p2 – 5p + 7, –3p4 – 7p3 – 3p2 – p – 12
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उत्तर
We have,
(2p4 – 3p3 + p2 – 5p + 7) + (–3p4 – 7p3 – 3p2 – p – 12)
= 2p4 – 3p3 + p2 – 5p + 7 – 3p4 – 7p3 – 3p2 – p – 12
= (2p4 – 3p4) + (–3p3 – 7p3) + (p2 – 3p2) + (–5p – p) + (7 – 12) ...[Grouping like terms]
= – p4 + (–10p3) + (–2p2) + (–6p) + (–5)
= – p4 – 10p3 – 2p2 – 6p – 5
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संबंधित प्रश्न
Add the following:
a − b + ab, b − c + bc, c − a + ac
Subtract: 4a − 7ab + 3b + 12 from 12a − 9ab + 5b − 3
Simplify combining like terms: p − (p − q) − q − (q − p)
Add: -7mn + 5, 12mn + 2, 9mn - 8, -2mn - 3
Subtract: -x2 + 10x - 5 from 5x - 10
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:
− 5xy from 12xy
Find the sum of the following expressions
a + 5b + 7c, 2a + 10b + 9c
Find the expression to be added with 5a – 3b – 2c to get a – 4b – 2c?
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.
