di ketahui suatu fungsi f(x)=(3+b)x+5,jika f(8)=–19.Maka tentukan nilai b!
Matematika
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Pertanyaan
di ketahui suatu fungsi f(x)=(3+b)x+5,jika f(8)=–19.Maka tentukan nilai b!
2 Jawaban
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1. Jawaban Sillv
f(x)= (3+b)x+5
f(8)= (3+b)8+5= -19
= 24+8b+5= -19
= 8b= -19 -29
= 8b= -48
= b= -48:8
= b= -6 -
2. Jawaban mazayyaaa
f(x)=(3+b)x + 5
f(8)= -19
f(8)= (3+b)8 + 5 = -19
= 24 + 8b + 5 = -19
= 8b + 29 = - 19
8b = -19 - 29
8b = -48
b = -48 per 8
b = -6