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प्रश्न
The sum of two expressions is 5x2 – 3y2. If one of them is 3x2 + 4xy – y2, find the other.
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उत्तर
(5x2 − 3y2) − (3x2 + 4xy − y2)
= 5x2 − 3y2 − 3x2 − 4xy + y2
= 5x2 − 3x2 − 4xy − 3y2 + y2
= 2x2 − 4xy − 2y2
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संबंधित प्रश्न
Subtract:
4x − 6y + 3z from 12x + 7y − 21z.
Subtract:
5 − a − 4b + 4c from 5a − 7b + 2c.
Take − ab + bc − ca from bc − ca + ab.
Subtract the sum of x + y and x – z from the sum of x – 2z and x + y + z
Fill in the blanks:
5 × 4 = .............. and 5x × 4y = ............
Fill in the blanks:
4 × 7 = .............. and 4ax × 7x = ............
Fill in the blanks:
12 × 4 = .............. and 12ax2 × 4ax = ............
Fill in the blank:
4x × 6x × 2 = .....................
Fill in the blank:
− 4x × 5xy × 3z = ....................
Fill in the blank:
5x × 2x2y × (− 7y3) × 2x3y2 = ...............
