Question
Question: \[\Rightarrow\]...
⇒
A
A=B=C
B
(2x−1)(x2−1)x2+1=(2x−1)A+x+1B+x−1C
C
x2+1=A(x2−1)+B(2x−1)(x−1)+C(x+1)(2x−1)
D
0
Answer
0
Explanation
Solution
⇒
(a+2b)2=16ab⇒= 0.
⇒
A=B=C
(2x−1)(x2−1)x2+1=(2x−1)A+x+1B+x−1C
x2+1=A(x2−1)+B(2x−1)(x−1)+C(x+1)(2x−1)
0
0
⇒
(a+2b)2=16ab⇒= 0.