Question

p+q+r= 9 then (3-p) ^3+ (3- q) ^3+ (3-r) ^3 is ​

Answer 1

Answer:

0

Step-by-step explanation:

p+q+r=9

 (3-p)^3+(3-q)^3+(3-r)^3

=(3-p+3-q+3-r)^3       {a^n + b^n = (a+b)^3}

=[3+3+3-p-q-r]^3

=[9-(p+q+r)]^3

=[9-9]^3

=[0]^3

=0

hope it helped you