Where to place the lines
1 answer:
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Answer:
It does not show variation
Step-by-step explanation:
Given
Required
Determine if there's direct variation between x and y
The general form of direct variation is:
Make y the subject of formula in the given parameters;
Compare to
<em>Since they are not of the same form, then the given equation do not show direct variation</em>
Answer:
The temperature of the chemical solution after t hours is
Step-by-step explanation:
Given that the initial temperature of the chemical solution, .
The rate of decreasing temperature,
So, after t hours, the temperature of the chemical solution will decrease by .
So, the temperature of the chemical solution after t hours,
Hence, the temperature of the chemical solution after t hours is .