2] sobre quadratic equations
(2x + 3)² = 25
Answers
Answered by
2
HERE IS UR ANSWER DEAR,
(2x + 3)² = 25
(2x + 3) = √25
2x + 3 = 5
2x = 5 -3
2x = 2
x= 2/2
x = 1
Answered by
2
(2x+3)²=25
(2x)²+2(2x)(3)+3²=25
4x²+12x+9=25
4x²+12x=25-9
4x²+12x= 16
4x²+12x-16=0
4(x²+3x-4)=0
x³+3x-4=0
Similar questions
English,
3 months ago
History,
3 months ago
World Languages,
3 months ago
Science,
7 months ago
English,
11 months ago