Problem

$A$ culture of bacteria doubles every $2$ hours. If there are $500$ bacteria at the beginning
How many bacteria will there be after $21$ hours?

10th-13th grade

Other

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Solution

Qanda teacher - TeacherP

Student

thank u very much

Qanda teacher - TeacherP

It's my pleasure

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$4$ $A$ culture of bacteria doubles every $2$ hours. If there are $200$ bacteria at the beginning,
how many $y$ bacteria will there be after $24$ hours?
" use the formula: an $2n$ $=81r$ $7+r^{n1}$

10th-13th grade

Geometry