diketahui f(x) = 4x-3.jika f(a)=-11 dan f(2) =b,nilai a-b=……
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Pertanyaan
diketahui f(x) = 4x-3.jika f(a)=-11 dan f(2) =b,nilai a-b=……
2 Jawaban
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1. Jawaban melikacandra
f(a)=-11
4a-3=-11
4a=-8
a=-2
f(2)=b
4(2)-3=b
8-3=b
b=5
a-b=-2-5=-7 -
2. Jawaban retnowindari98p5fj5z
f(x) = 4x - 3
X = A
F(a) = -11
-11 = 4a - 3
4a = -11 + 3
4a = -8
a = -8/4
a = -2
X = 2
F(2) = b
b = 4(2) - 3
B= 8 - 3
b = 5
Maka, a - b = -2 - 5 = - 7
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