Use Euler's Method with N = 3 to Approximate the Solution

Short Answer

Use Euler's method with n = 3 to approximate the solution f(t) to $y ^ { \prime }$ = 9t + $y ^ { 2 }$ , $y ( 0 ) = 0$ . Estimate f(1).
Enter just a reduced fraction of form $\frac { a } { b }$ .