" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x=8-y
(8-y)²+y²=34
64-16y+y²+y²=34
64-16y+2y²=34
2y²-16y+64-34=0
2y²-16y+30=0/:2
y²-8y+15=0
Δ=(-8)²-4*1*15=64-60=4
√Δ=2
y₁=(-2+8):2=6:2=3
y₂=(-2-8):2=-10:2=-5 ∉N₊
x=8-3=5
x=5
y=2