Answered

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A foam toy is 2 inches wide. It doubles in size for every minute it is in water. Write an expression for the width of the toy after 5 minutes. What is the width after 5 minutes?

The answer is easier to find, but I don't know what the expression would be.

Sagot :

Mumsyidn
after 1 min............4
         2min.............8
3min......................16
4min.......................32
5min.......................64


let be w1 the initial with of the toy
the width w after 5 minutes is w=2^6    where 6 is  # minutes +1, in our case is 5 minutes
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