AP 6

Calculate the first five items of an arithmetic sequence if it is given:
a2 – a3 + a5 = 20
a1 + a6 = 38

Correct answer:

a =  14
a2 =  16
a3 =  18
a4 =  20
a5 =  22

Step-by-step explanation:

a2=a+d=14+2=16
a3=a2+d=16+2=18
a4=a3+d=18+2=20
a5=a4+d=20+2=22



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