kevincaleb1
19.04.2020 •
Mathematics
- x2 + 3x – 7 when x = 4
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Ответ:
-11
Step-by-step explanation:
-x^2 +3x-7
Let x=4
-(4)^2 +3(4) -7
Exponents first
-16 +12-7
-4-7
-11
Ответ: