(x+5)^2-(x-3)(x+3) при x=0.01

Question

(x+5)^2-(x-3)(x+3) при x=0.01

Answer 1

=x^2+10x+25-(x^2-9)=x^2+10x+25-x^2+9=10x+34
при..
10×0.01+34=0.1+34=34.1