Question

Use (a+b)square= a square +2ab +b square to find the value of (10.3)square ​

Answer 1

Step-by-step explanation:

(a+b)^2=a^2+b^2+2ab

(10.3)^2=(10+0.3)^2

=>(10)^2+(0.3)^2+2(10)(0.3)

=>100+0.09+6

=>106.09