Approximate $\int _ { 0 } ^ { 4 }$ $\frac { 1 } { x ^ { 2 } + 1 }$ dx; n = 2, by (a) the midpoint rule, (b) the trapezoidal rule, and (c) Simpson's rule.
Enter your answers in that order as just unlabeled real numbers rounded to two decimal places, separated by commas.

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The Answer of Approximate $\int _ { 0 } ^ { 4 }$ $\frac { 1 } { x ^ { 2 } + 1 }$ dx; n = 2, by (a) the midpoint rule, (b) the trapezoidal rule, and (c) Simpson's rule.
Enter your answers in that order as just unlabeled real numbers rounded to two decimal places, separated by commas.

Approximate ∫04\int _ { 0 } ^ { 4 }∫04​ 1x2+1\frac { 1 } { x ^ { 2 } + 1 }x2+11​

Approximate $\int _ { 0 } ^ { 4 }$ $\frac { 1 } { x ^ { 2 } + 1 }$