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Can someone help me solve this?

Can someone help me solve this?-example-1
User Nawfal
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f(t)=0.4(1.16)^(t-1)\qquad \begin{cases} x=0.4\\ y=1.16 \end{cases}\implies f(t)=xy^(t-1) \\\\[-0.35em] ~\dotfill\\\\ xy^(t-1)\implies xy^t y^(-1)\implies x\cfrac{y^t}{y}\implies \cfrac{x}{y}y^t\implies \stackrel{\textit{substituting back}}{\cfrac{0.4}{1.16} ~~ (1.16)^t} \\\\\\ \stackrel{\textit{

User Gingemonster
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