Sequences and Series
Interactive practice questions
Consider the first three terms of the arithmetic sequence: $5$5, $12$12, $19$19, . . .
a
Determine $d$d, the common difference.
b
State the expression for finding $T_n$Tn, the $n$n th term in the sequence.
c
Determine $T_{10}$T10, the $10$10 th term in the sequence.
Easy
3min
Consider the first three terms of the arithmetic sequence: $17$17, $16.2$16.2, $15.4$15.4, . . .
Easy
3min
Consider the first three terms of the arithmetic sequence: $10$10, $3$3, $-4$−4, . . .
Easy
2min
Consider the first three terms of the arithmetic sequence: $5$5, $\frac{23}{4}$234, $\frac{13}{2}$132, . . .
Easy
2min
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