f(x)=x2+1x+1-এর অনুরুপ কোনটি?
A
f(1)=1
B
f(0)=1
C
f(-1)=3
D
f(1)=3
Correct Answer: f(1)=3
f(1) = (1)2 + 1.1 + 1 = 1 + 1 + 1 = 3