Jika f(x)=|2-5x|,nilai f(2)-film(-1)adalah
Jawab:
Penjelasan dengan langkah-langkah:
nilai mutlak
f(x) = |2 -5x|
f(2)- f (-1) = |2 – 5(2)| – |2 – 5(-1)|
= |2 – 10| – |2+ 5|
= |-8 | – | 7|
= 8 – 7
= 1
Jika f(x)=|2-5x|,nilai f(2)-film(-1)adalah
Jawab:
Penjelasan dengan langkah-langkah:
nilai mutlak
f(x) = |2 -5x|
f(2)- f (-1) = |2 – 5(2)| – |2 – 5(-1)|
= |2 – 10| – |2+ 5|
= |-8 | – | 7|
= 8 – 7
= 1