Mathematics
Mathematics, 20.06.2020 03:57, journeyhile5

A professional writer decides to judge the value of her laptop by the number of times she presses its keys before it breaks. The value V depends on the number of keypresses, k, according to the
formula:
V = 1200 -0.00002k
After one year, the value of her laptop is between $803.20 and $899.20.
What is the corresponding range of keypresses?.


A professional writer decides to judge the value of her laptop by the number of times she presses

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