jika x =-2 maka7-x-x2
Matematika
ida387
Pertanyaan
jika x =-2 maka7-x-x2
1 Jawaban
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1. Jawaban Phipittyas1
7-x-x2=
7 - (-2) - (-2)2=
7 + 2 + (2)2=
7 + 2 + 4=
9 + 4 = 13