Ques. 1JEE Main 2024, 29 January (Morning Shift)
Suppose f(x)= (2x+2-x ) x -1 (x2-x+1 ) (7x2+3x+1 )3. Then the value of f (0) is equal to
- 0
- 2
Answer
(2)
Solution
∵ 0=0, f(0)=0
f (0)= h 0 f(h)-f(0)h
= h 0 2h+2-h (7h2+3h+1 )3 hh -1 (h2-h+1 )
= 21 1 -11, using h 0 hh=1
=2 4=
Answer: (2)