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Diketahui f(x) = x – 3. Jíka f(m − 4) = -2 dan f(n+3)= n – 12, nilai m – n adalah….​

Diketahui f(x) = x – 3. Jíka f(m − 4) = -2 dan f(n+3)= n – 12, nilai m – n adalah….​

FUNgsi

Diketahui f(x) = x – 3.
Jíka f(m − 4) = -2 dan f(n+3)= n – 12,
nilai m – n adalah….​

 

f(x)=   x- 3
i) f(m-4) = – 2
m – 4 – 3 =  2
m – 7 = 2
m = 9

ii) f(n+3) =  n-12
n+ 3 – 3 = n – 12
n = n – 12
n tidak dapat ditentukan

maka m – n   tidak dpt ditentukan

 

 

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