LanaParrilla
31.08.2019 •
Mathematics
Many practical applications require calculations of area. some of these calculations are straightforward, but others are more difficult, and it turns out that the idea of the definite integral can us with the more difficult cases. let’s start with some familiar shapes. what is the area of a rectangle of length l and width w? express your answer in terms of l and w.
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Ответ:
Let's length be
A =
Ответ:
-2x+8=x-1
add 2x to both sides
8=3x-1
add 1
9=3x
divide 3
3=x
sub
y=x-1
y=3-1
y=2
(x,y)
(3,2)