billgray2571
22.07.2020 •
Mathematics
What is the slope through the line through (-1,8) and (3,-4)?
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Ответ:
-3
Step-by-step explanation:
Slope can be represented as
. plug in the values to get: 
Simplify this to get: 
then -3.
Hope it helps <3
Ответ:
Multiply the first, outside, inside, and last terms of the binomials.
Multiply a times a, a times -b, b times a, and b times -b.
This is the same as just squaring a and squaring b.
A shortcut is to add a squared and b squared.