Question

Solution for 28×32
Solution for (a-b)(a+b)+(b-c)(b+c)+(c-a)(c-a)=0

Answer 1

SOLUTION FOR IT IS

a²-b²+b²-c²+c²-a²=0[all terms were cancelled]

NEXT SOLUTION WAS

28*32

=>(30-2)(30+2)=30²-2²=900-4=896

BY USING TERM a²-b²=(a+b)(a-b)