Use Euler's method with step size 0.2 to estimate y(0.6), where y(x) is the solution of the initial-value problem dy/dx​+x2y=7x2, y(0)=1 Answer choices 1. y(0.6)≈−0.041 2. y(0.6)≈8.186 3. y(0.6)≈0.514 4. y(0.6)≈1.238 5. y(0.6)≈5.336