Question

Using suitable identity evaluate of 307*303

Answer 1

Answer:

this is the answer for the following

Answer 2

Answer:

• 307 we can write it as 300+7
• 300 we can write as 300+3
• (300+7)*(300+3) can be written as
• (300)^2+(7+3)*300+7*3 by using formula
• (x+a)(x+b)= x^2+(a+b)x+ab
• 900+3000+21=3921 answer