हल करना 9a ^ 2 * b - 27a ^ 2 * b ^ 2 + 15b ^ 2 | 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

$$9a^{2}b-27a^{2}b^{2}+15b^{2}$$