pandamaknae2003
26.03.2020 •
Mathematics
This is the term used to describe an argument or proof which is logically correct
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Ответ:
valid
Step-by-step explanation:
it is one that the conclusion necessarily follows from the premises. That is, if the premises are true, the conclusion will also be true
Ответ:
The correct answer is C.
Step-by-step explanation:
-9x^8 + 5x^5 + 8x^3
= -9x^8 + 5x^5 + 8x^3 - 5x + 5
-x - 4x
= -5x
7 - 2
= 5