Answer:
Explanation:
hello :
the first six terms of an=(n+3)^2 are :
a1= (1+3)² = 4² = 16
a2= (2+3)² = 5²=25
a3= (3+3)²=6²=36
a4= (4+3)²=7²=49
a5= (5+3)²=8²=64
a6= (6+3)²=9²=81
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