हल करना 2(z)^(2)-(9(z)^(2))/(4)+8xy-7 | 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

$$2 { z }^{ 2 } - \frac{ 9 { z }^{ 2 } }{ 4 } +8xy-7$$