配方:y=12/11x²-43/11x-5化为y=a(x-h)²+k的形式
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/06 13:25:57
![配方:y=12/11x²-43/11x-5化为y=a(x-h)²+k的形式](/uploads/image/z/5250093-69-3.jpg?t=%E9%85%8D%E6%96%B9%3Ay%3D12%2F11x%26%23178%3B-43%2F11x-5%E5%8C%96%E4%B8%BAy%3Da%EF%BC%88x-h%29%26%23178%3B%2Bk%E7%9A%84%E5%BD%A2%E5%BC%8F)
x){lNJ[C#}C
5eCsk]cGiϴ';vU&Q ~>EO$0Av6qN%Q&vIӁF&`
FQYi,(*u
-L,4/.H̳
#ȀZ>5175a$
3Q%q`a(
TciP4ոU'S$= r
配方:y=12/11x²-43/11x-5化为y=a(x-h)²+k的形式
配方:y=12/11x²-43/11x-5
化为y=a(x-h)²+k的形式
配方:y=12/11x²-43/11x-5化为y=a(x-h)²+k的形式
y
=12/11x²-43/11x-5
=12/11(x²-43/12x)-5
=12/11(x²-2×43/24x+43/24²-43/24²)-5
=12/11[(x-43/24)²x-43/24²]-5
=12/11(x-43/24)²-1849/22-5
=12/11(x-43/24)²-1959/22
y=12/11x²-43/11x-5=12*(x²-43/24)²/11+(-4489/528)
y=1/11(12x^2-43x)-5
y=12/11(x^2-43/12x)-5
y=12/11 (x-43/24)^2-(43/24)^2*12/11-5
y=12/11(x-43/24)^2-(43/24)(43/2)/11-5
y=12/11(x-43/24)^2-1849/528-5
y=12/11(x-43/24)^2-4489/528
y=12/11(x-43/24)²-2373/1584