$\int _ { 1 } ^ { 2 } \left( \frac { 1 } { x ^ { 2 } } - 3 \right) d x$ Enter just a reduced fraction of form $\frac { a } { b }$ .

Name: $\int _ { 1 } ^ { 2 } \left( \frac { 1 } { x ^ { 2 } } - 3 \right) d x$ Enter just a reduced fraction of form $\frac { a } { b }$ .
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The Answer of $\int _ { 1 } ^ { 2 } \left( \frac { 1 } { x ^ { 2 } } - 3 \right) d x$ Enter just a reduced fraction of form $\frac { a } { b }$ .

∫12(1x2−3)dx\int _ { 1 } ^ { 2 } \left( \frac { 1 } { x ^ { 2 } } - 3 \right) d x∫12​(x21​−3)dx

$\int _ { 1 } ^ { 2 } \left( \frac { 1 } { x ^ { 2 } } - 3 \right) d x$