Advertisements
Advertisements
प्रश्न
Subtract the following expressions:
4.5x5 – 3.4x2 + 5.7 from 5x4 – 3.2x2 – 7.3x
Advertisements
उत्तर
We have, 5x4 – 3.2x2 – 7.3x – (4.5x5 – 3.4x2 + 5.7)
= 5x4 – 3.2x2 – 7.3x – 4.5x5 + 3.4x2 – 5.7
On combining the like terms,
= –4.5x5 + 5x4 – 3.2x2 + 3.4x2 – 7.3x – 5.7
= –4.5x5 + 5x4 + 0.2x2 – 7.3x – 5.7
APPEARS IN
संबंधित प्रश्न
Subtract the second expression from the first.
(14x2 + 8xy + 3y2); (26x2 − 8xy − 17y2)
Solve:
(7m − 5n) − (−4n − 11m)
Simplify: (x + y – z) + (3x – 5y + 7z) – (14x + 7y – 6z)
Subtract:
6x2 – 4xy + 5y2 from 8y2 + 6xy – 3x2
Subtract:
2ab2c2 + 4a2b2c – 5a2bc2 from –10a2b2c + 4ab2c2 + 2a2bc2
Subtract:
7p(3q + 7p) from 8p(2p – 7q)
Multiply the following:
(pq – 2r), (pq – 2r)
Subtract the following expressions:
x3y2 + 3x2y2 – 7xy3 from x4 + y4 + 3x2y2 – xy3
If A = 3x2 – 4x + 1, B = 5x2 + 3x – 8 and C = 4x2 – 7x + 3, then find:
B + C – A
If P = –(x – 2), Q = –2(y + 1) and R = –x + 2y, find a, when P + Q + R = ax.
