Advertisements
Advertisements
प्रश्न
Add the following expression:
a3 − 2b3 + a, b3 − 2a3 + b and − 2b + 2b3 − 5a + 4a3
उत्तर
(a3 − 2b3 + a) + (b3 − 2a3 + b) + (− 2b + 2b3 − 5a + 4a3)
= a3 − 2b3 + a + b3 − 2a3 + b − 2b + 2b3 − 5a + 4a3
= a3 + 4a3 − 2a3 − 2b3 + b3 + 2b3 + a − 5a + b − 2b
= 3a3 + b3 − 4a − b
APPEARS IN
संबंधित प्रश्न
Subtract the first term from the second:
3.5abc, 10.5abc
Find the sum of x2 − x + 1, − 5x2 + 2x − 2 and 3x2 − 3x + 1
Find the sum of a2 − ab + bc, 2ab + bc − 2a2 and − 3bc + 3a2 + ab.
Evaluate:
(8a + 15b) − (3b − 7a)
Subtract:
− 8x − 12y + 17z from x − y − z.
From the sum of x + y – 2z and 2x – y + z subtract x + y + z.
Fill in the blanks:
1 × 8 = .............. and a2xy2 × 8a3x2y = ............
Fill in the blanks:
15 × 3 = .............. and 15x × 3x5y2 = ............
Fill in the blank:
5 × 5a3 = ................
Fill in the blank:
− 8x × − 3x = − ....................
