Advertisements
Advertisements
प्रश्न
The sum of two expressions is 5x2 – 3y2. If one of them is 3x2 + 4xy – y2, find the other.
Advertisements
उत्तर
(5x2 − 3y2) − (3x2 + 4xy − y2)
= 5x2 − 3y2 − 3x2 − 4xy + y2
= 5x2 − 3x2 − 4xy − 3y2 + y2
= 2x2 − 4xy − 2y2
APPEARS IN
संबंधित प्रश्न
Find the sum of a2 − ab + bc, 2ab + bc − 2a2 and − 3bc + 3a2 + ab.
Evaluate:
(5x − 3y) − (x + y)
Take 5x + 6y − 3z from 3x + 5y − 4z.
Subtract the sum of x + y and x – z from the sum of x – 2z and x + y + z
The sum of two expressions is 3a2 + 2ab – b2. If one of them is 2a2 + 3b2, find the other.
Fill in the blanks:
6 × 3 = .............. and 6x × 3x = ............
Fill in the blanks:
15 × 3 = .............. and 15x × 3x5y2 = ............
Fill in the blank:
3ab × 6ax = ..................
Fill in the blank:
− 4x × 5xy × 3z = ....................
Fill in the blank:
5x × 2x2y × (− 7y3) × 2x3y2 = ...............
