Evaluate by using brackets 107×109
Answers
Answer:
11,633
Step-by-step explanation:
(107)x(109) (100+7)(100+9) using the identity (x+a)(x+b) x(x+b)+a(x+b) =+xb+ax+ab =+(a+b)x+ab here, x=100 a=7 b=9 so, =(100)+(7+9)100+(7x9) =10000+1600+63 answer: 11,633 verification, 107x109 =11,633 i hope i helped : )