An element with mass 650 grams decays by 12.5% per DAY. How much of the element is remaining after 8 days, to the nearest 10th of a gram? Show your work. (15pts)

tube or goog would be a great resource to with that question

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c

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step-by-step explanation:

nndncnd cnn

snddnd

y=sec x is the correct answer

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