Question

i bet no one can do it..

if yes then do fast​

Answer 1

just change the last step

from p+r-q to p^2+q^2+r^2

ie;p=9

  r=9

 q=2

so p^2+q^2+r^2=

=9^2+9^2+2^2

=81+4

=85

Step-by-step explanation: