jika 2x - 8 < -4 dan x € {0,1,2,3...} maka nilai x yg memenuhi adalah.. A. {0,1,2,} B. {0,1} C. {0,1,2,3} D. {0,1,2,3,4}

Question

Matematika Diposting : 2017-11-11 Diupdate : 2022-01-17 alkatiri3

Pertanyaan

jika 2x - 8 < -4 dan x € {0,1,2,3...} maka nilai x yg memenuhi adalah..
A. {0,1,2,}
B. {0,1}
C. {0,1,2,3}
D. {0,1,2,3,4}

Answer 1

2x - 8 < -4
2x < -4 +8
2x < 4
x < 4/2
x < 2
{ 0, 1}

Answer 2

2x-8 < - 4
2(0)-8 < - 4 =0-8 < - 4
2(1)-8 < - 4 = 2-8 < - 4
2(2)-8 < - 4 = 4-8 = - 4
Jawaban B.