kimseokjin92
10.03.2021 •
Mathematics
Which expression is equivalent to this polynomial expression?
(53y2 + 3x2 – 7) + (3x2y2 – xy2 + 3y2 + 4)
OA. 3c2y2 + 63y2 + 6x2 + 3
B. 891242 + 2xy2 – 4y2 + 4
O c. 9x2y2 + 4xy2 – 3
D. 312y2 + 4xy2 + 3x2 + 3y2 – 3
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Ответ:
The correct answer is third function 2x if x<0 anf 4 if X≥0
The function 2x worth for domain x<0 ( or has domain x<0)
The function 4 is linear graph parallel with x axis and worth for domain x≥0
Good luck!!!