英语翻译write the following quadratics in vertex form.Then find the vertex,line of symmetry and y-intercept.Also solve the quadratic and graph the function. 答案 翻译如下:把下列二次方程式(多为一元二次方程)写成顶点形式.然后找到顶点,对称轴(或对称线)和y的截距.同时解决方程并且将函数画在表格上....
Move the constant on the left-hand side of the equation back over to the right by adding or subtracting it. In the example, subtract 18 from both sides, producing y = 2(x + 2)^2 – 18. The equation is now in vertex form. In y = 2(x + 2)^2 – 18, h = -2 and k = -...
Move the constant on the left-hand side of the equation back over to the right by adding or subtracting it. In the example, subtract 18 from both sides, producing y = 2(x + 2)^2 – 18. The equation is now in vertex form. In y = 2(x + 2)^2 – 18, h = -2 and k = -...
y = 3x 2 – 78x Now graph the equation (y=, VARS, Statistics, Right twice, Regeq) Does your model tell you that Apollo 13 crashed into the surface of the moon, just touches the surface, or pulls away before reaching the surface? Explain. Crashed into the surface because the regressio...