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Evaluate the function f when we have at the indicated values.k(t)=2t-1k(2)=Answersolve k(t)=7. If k(t)=7 then t=Answer

Evaluate the function f when we have at the indicated values.k(t)=2t-1k(2)=Answersolve-example-1
User Willy Lazuardi
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2.6k points

1 Answer

17 votes
17 votes

k(t)=2t-1

For t = 2:


\begin{gathered} k(2)=2(2)-1 \\ k(2)=4-1 \\ k(2)=3 \end{gathered}

If k(t) = 7:


\begin{gathered} k(t)=7=2t-1 \\ solve_{\text{ }}for_{\text{ }}t\colon_{} \\ 7=2t-1 \\ 7+1=2t \\ 2t=8 \\ t=(8)/(2) \\ t=4 \end{gathered}

User John Wigger
by
2.8k points
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