Question

(11а)^2-11а/11а^2-а

Answer 1

(11a)^2-11a /11a^2-a= 121a^2-11a /11a^2-a=11a(11a-1)/a(11a-1)=11/1=11

Answer 2

$\frac{(11a) ^{2}-11a }{11a ^{2}-a } = \frac{121a ^{2} -11a }{a(11a-1)} = \frac{11a(11a-1)}{a(11a-1)} =11$