a 1+2a2-a3=0
a( 1+2q-qq)=0
qq-2q- 1=0
Q- 1 = plus or minus root number 2 Because Q is greater than 0, Q = 1+ root number 2.
A9+a 10 a times the eighth power of Q+A times the ninth power of Q QQ+QQ.
——————————— = QQ = 3+2 times the root number 2.
A7+a8 a times the 6th power of Q+A times the 7th power of Q1+Q0+Q.
Choose C.