Sequence

Write the first 7 members of an arithmetic sequence: a1=-3, d=6.

Correct answer:

a1 =  -3
a2 =  3
a3 =  9
a4 =  15
a5 =  21
a6 =  27
a7 =  33

Step-by-step explanation:

a1=3
a2=a1+6=3
a3=a2+6=9
a4=a3+6=15
a5=a4+6=21
a6=a5+6=27
a7=a6+6=33



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