rickimmorgan
02.12.2020 •
Mathematics
Please help with this question (d+2)(-7)
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Ответ:
-7d-14
Step-by-step explanation:
First, let's distribute -7 to (d+2)
-7xd
-7x2
We will get -7d-14
Ответ:
lines AB and CD are perpendicular
Step-by-step explanation:
hopefully this helps :)