Question
What must be subtracted from (x3−3x2+5x−1) to get (2x3+x2−4x+2) ?
Answer: Option D
:
D
Was this answer helpful ?
:
D
Let the unknown be =y
(x3−3x2+5x−1)−y=2x3+x2−4x+2
⇒y=(x3−3x2+5x−1)−(2x3+x2−4x+2)
x3−3x2+5x−1
2x3+ x2−4x+2
(−) (−) (+) (−)
____________________
−x3−4x2+9x−3
So we have to subtract (−x3−4x2+9x−3) to get the required value.
Was this answer helpful ?
More Questions on This Topic :
Question 1.
997×998=
___
....
Question 2.
(x+y)(x−y)(x2+y2) = ___________.
....
Question 3.
Simplify (x+3)(x+5).
....
Question 4.
3xy2−5y2−5x−15 is an example of trinomial.
....
Question 7.
The product of (t+s2) and (t2−s) is
....
Latest Videos
Latest Test Papers
Submit Solution