Electric Scooter for Kids Santa Clara California

Electric Scooter for Kids Santa Clara California

Matematika Q(5/5) Last

Soal ada pada gambar.
[tex] \\ [/tex]

Q(5/5) Last

Soal ada pada gambar.
[tex] \\ [/tex]

|4x - 3| < x + 1

» |4x - 3| - x - 1 < 0

» 4x - 3 - x - 1 < 0 atau

» (-4x - 3) - x - 1 < 0

» 3/4 < x < 4/3 atau 2/5 < x < 3/4

» 2/5 < x < 4/3

Penyelesaian :

[tex] \sf{ |4x - 3| } < x + 1 \\ \\ = |4x - 3| - x - 1 < 0 \\ \\ = 4x - 3 - x - 1 < 0 \\ \\ \boxed{ \sf { \green{ = \frac{2}{5} < x < \frac{4}{3} }}}[/tex]

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