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प्रश्न
Find the sum of 3a + 4b + 7c, − 5a + 3b − 6c and 4a − 2b − 4c.
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उत्तर
(3a + 4b + 7c) + (− 5a + 3b − 6c) + (4a − 2b − 4c)
= 3a + 4b + 7c − 5a + 3b − 6c + 4a − 2b − 4c
= 3a + 4a − 5a + 4b + 3b − 2b + 7c − 6c − 4c
= 7a − 5a + 7b − 2b + 7c − 10c
= 2a + 5b − 3c
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संबंधित प्रश्न
Subtract the first term from the second:
4ab, 6ba
Subtract the first term from the second:
3.5abc, 10.5abc
Evaluate:
(5x − 3y) − (x + y)
From the sum of x + y – 2z and 2x – y + z subtract x + y + z.
Subtract x – 2y – z from the sum of 3x – y + z and x + y – 3z.
Fill in the blanks:
6 × 3 = .............. and 6x × 3x = ............
Fill in the blanks:
5 × 4 = .............. and 5x × 4y = ............
Fill in the blank:
3ab × 6ax = ..................
Fill in the blank:
5 × 5a3 = ................
Fill in the blank:
6 × 6x2 × 6x2y2 = ...................
