Higher Order Derivatives Maths - Higher Order Derivatives

1. $\text{f}(\text{t})-\text{f}(\text{t})$
   
2. $\{\text{f}(\text{t})-\text{f}(\text{t})\}^2$
   
3. $\{\text{f}(\text{t})+\text{f}(\text{t})\}^2$
   
4. $\text{None of these}$
   

1. $\frac{\text{d}^2\text{y}}{\text{dx}^2}=2\text{xy}$
   
2. $\text{x}\frac{\text{d}^2\text{y}}{\text{dx}^2}=\text{y}_1$
   
3. $\text{x}\frac{\text{d}^2\text{y}}{\text{dx}^2}-\frac{\text{dy}}{\text{dx}}+\text{y}=0$
   
4. $\text{x}\frac{\text{d}^2\text{y}}{\text{dx}^2}=2\text{xy}$
   

1. 2
2. 1
3. 0
4. -1

1. -(n - 1)²y
2. (n - 1)²y
3. -n²y
4. n²y

1. 3(xy₂ + y₁) y₂
2. 3(xy₁ + y₂) y₂
3. 3(xy₁ + y₂) y₁
4. None of these

$\log(\sin\text{x})$

$\text{x}^3+\tan\text{x}$

$\log(\sin\text{x})$