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Question Number 174775 by Best1 last updated on 10/Aug/22

Answered by Ar Brandon last updated on 10/Aug/22

$$p+q=8...\left(i\right)$$$$p\left(3^2\right)+q+2\left(2\right)=52\Rightarrow 9p+q=48...\left(ii\right)$$$$\left(ii\right)-\left(i\right)\Rightarrow 8p=40\Rightarrow p=5,q=3$$$$\Rightarrow G_n=5\times 3^{n-1},A_n=3+2(n-1)=2n+1$$$$A_1=3:A\mathrm{is}\mathrm{true}$$$$G_1=5:B\mathrm{is}\mathrm{false}$$$$A_3=7:C\mathrm{is}\mathrm{true}$$$$G_3=45:D\mathrm{is}\mathrm{true}$$

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