हल करना (a ^ 2 + a - 2)/(a ^ 2 + 4a) * (a + 4)/(a ^ 2 - 4) | 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

$$\frac{a^{2}+a-2}{a^{2}+4a}\times\frac{a+4}{a^{2}-4}$$