jonathanmalone
25.09.2020 •
Mathematics
Please help me serious answers I really need it
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Answers on questions: Mathematics
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Ответ:
Step-by-step explanation:
the answer is b
Ответ:
18
Step-by-step explanation: pluging in -b/2a for first equation you get 3 plunging 3 in you get 6 solving for second equation you get -x^2+6x+3 pluging in -b/2a you get 3 then plugoing into equation you get 12 12-(-6)=18