Sagot :
Answer:
21, 25, 29
Step-by-step explanation:
a2 -a1 = d
9-5=d
9-5=4
17+4=21
21+4=25
25+4=29
[tex] \: \huge\huge \color{red}{\boxed{\tt{ANSWER}}} \: [/tex]
5,9,13,17,21 ,25,29
Explain
this topic need to use 4, number
for example
4,8,12,16,20,24,28