Given the following function, f(x)=3x³-5x²+x-7 Obtain approximate values ofv∂f/∂x∣ₓ₌₄ and ∂²f/∂x²∣ₓ₌₄ using the following: Forward difference Backward difference Central difference With Δx=1. Compare your results against the analytical solutions. Reduce the error for numerical solution.