Question

РЕШИТЕ СРОЧНО !!!!!!!!!

Answer 1

1
q=-3,b1=-6
b5=b1*q^4
b5=-6*(-3)^4=-6*81=-486
2
c1=2,cn+1=-3cn
q=-3
c4=c1*q^3
b5=2*(-3)³=2*(-27)=-54
3
b1=224,b2=336
q=b2/b1
q=336/224=3/2
b5=b1*q^4
b5=224*(3/2)^4=224*81/16b5=1134