Determine 3763

Determine the first and third GP members if q = -8, and a2 + a5 = 8176

Correct answer:

a1 =  2
a3 =  128

Step-by-step explanation:

q=8 a2+a5=8176 q a1 + q4 a1 = 8176 a1=8176/(q+q4)=8176/((8)+(8)4)=2
a3=a1 q2=2 (8)2=128



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