5=a+b
4=-2a+b
a=5-b
4=-2(5-b)+b
4=-10+2b+b
3b=14
b=14/3
b=4 2/3
a=5-14/3
a=15/3-14/3
a=1/3
y=1/3x+4 2/3
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
y=ax+b
układ równań:
5=x+b
4=-2x+b (odejmowanie stronami)
1=3x
x=1/3
y=1/3x+b
A=(1;5)
5=1/3+b
b=4 i 2/3
y=1/3x +4 i 2/3
5=a+b
4=-2a+b
a=5-b
4=-2a+b
4=-2(5-b)+b
4=-10+2b+b
3b=14
b=14/3
b=4 2/3
a=5-14/3
a=15/3-14/3
a=1/3
y=1/3x+4 2/3