Question

$\frac{df}{dx}=2x, f(0)=1$ ആയ ഏകദം f(x) ഏത് ?

• A. (x+1)²
• B. x² + 1
• C. 2x + 1
• D. x + 1

Answer 1

Answer:

B. x² + 1

df = 2xdx f= 2x² / 2 + C f(0)=1 => 1= 0 + C C=1 f(x)=x²+1