हल करना (4 - (4 + a ^ 2)/a)(1/2 - 1/a) | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$(4-\frac{4+a^{2}}{a})\cdot(\frac{1}{2}-\frac{1}{a})$$