Question

n方+3m方n方=30m方+517 3m方n方的值为

Answer 1

n^2+3m^2n^2=30m^2+517

n^2=(30m^2+517)/(1+3m^2)=10+507/(3m^2+1)

507=3x13^2

3m^2+1=3,13,39,169,507

3m^2=2,12,38,168,506

m^2= x,4,x,56,x

m=2

n=7

3m^2n^2=3x14^2=588