Prosze o rozwiązanie równania
a)(X-3)(X-2)=7X-30
b)x^2=(1-x)(1+x)
a x^-2x-3x+6=7x-30
a) x^ -12x+36
b) x^2= 1+x- x -x^2
2x^2 -1
a) x²-5x+6=7x-30
x²-12x+36=0
(x-6)²=0
x-6=0
x=6
b) x²= 1 - x²
2x²=1
x²=½
|x|=1/√2
x= 1/√2 = √2/2 lub x=-1/√2=-√2/2
1/√2 ×√2/√2= √2/2
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
a x^-2x-3x+6=7x-30
a) x^ -12x+36
b) x^2= 1+x- x -x^2
2x^2 -1
a) x²-5x+6=7x-30
x²-12x+36=0
(x-6)²=0
x-6=0
x=6
b) x²= 1 - x²
2x²=1
x²=½
|x|=1/√2
x= 1/√2 = √2/2 lub x=-1/√2=-√2/2
1/√2 ×√2/√2= √2/2