Interactive practice questions
Consider the sequence defined by $a_1=6$a1=6 and $a_n=a_{n-1}+5$an=an−1+5 for $n\ge2$n≥2.
a
What is the $21$21st term of the sequence?
b
What is the $22$22nd term of the sequence?
c
What is the $23$23rd term of the sequence?
d
What is the $24$24th term of the sequence?
e
What is the $25$25th term of the sequence?
Easy
2min
Consider the first-order recurrence relationship defined by $T_n=T_{n-1}+2$Tn=Tn−1+2, $T_1=5$T1=5.
Easy
2min
Consider the first-order recurrence relationship defined by $T_n=T_{n-1}-2$Tn=Tn−1−2, $T_1=5$T1=5.
Easy
2min
Consider the sequence plot drawn below.
Easy
2min
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