Algebra
Arithmetic Progressions
Which of these sequences are arithmetic progressions?
\[\text{A: }\{16, 12, 8, 4\}\] \[\text{B: }\{8, 3, -2, -7\}\]
Which of these sequences are arithmetic progressions?
\[\text{A: }\left\{\frac{3}{2},\frac{5}{2},\frac{7}{2}\right\}\] \[\text{B: }\left\{\frac{5}{3},3,\frac{13}{3}\right\}\]
Which of these sequences are arithmetic progressions?
\[\text{A: }\{6,4,2,0,-2,-4,-6\}\] \[\text{B: }\{6,4,2,0,2,4,6\}\]
Which of these sequences are arithmetic progressions?
\[\text{A: }\{-1,3,-5,7,-9\}\] \[\text{B: }\{-9,-5,-1,3,7\}\]
Which of these sequences are arithmetic progressions?
\[\text{A: }\{-10,-5,5,10,15\}\] \[\text{B: }\{-10,-5,0,5,10\}\]