Answer:
13, 22, 31
Explanation:
a(n) = a +(n-1)d
a=4
d=9
°.° a(n) = 4 +(n–1)9
a(2) = 4 +(2–1)9 =13
a(3) = 4 +(3–1)9 =22
a(4) = 4 +(4–1)9 =31
hope this helps
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