Arithmetic 2390

Determine the first 5 members of the arithmetic sequence if a6 = -42, d = -7

Correct answer:

a1 =  -7
a2 =  -14
a3 =  -21
a4 =  -28
a5 =  -35

Step-by-step explanation:

a1=42(61) (7)=7
a2=42(62) (7)=14
a3=42(63) (7)=21
a4=42(64) (7)=28
a5=42(65) (7)=35



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