हल करना 3 ^ (x + 2) + 3 ^ x = 90 | 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

$$3^{x+2}+3^{x}=90$$