Graph the line using the slope and the y-intercept, or the points. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions …

y=1/2x-1 Geometric figure: Straight Line Slope = 1.000/2.000 = 0.500 x-intercept = 2/1 = 2.00000 y-intercept = -2/2 = -1 Rearrange: Rearrange the equation by subtracting what is to ...

Symbolab is the best step by step calculator for a wide range of math problems, from basic arithmetic to advanced calculus and linear algebra. It shows you the solution, graph, detailed …

Step 1: Enter the Equation you want to solve into the editor. The equation calculator allows you to take a simple or complex equation and solve by best method possible. Step 2: Click the blue …

Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more.

选取几个 x x 的值，将其代入方程以求对应的 y y 值，所选取的 x x 值应在顶点附近。 点击获取更多步骤... 利用抛物线的性质和特定点画出其图像。 免费的数学问题解答者采用逐步解题讲解 …

易知Y=1/2X^2与X^2+Y^2=8 x>0,y>0 X²=2y代入X^2+Y^2=8 y²+2y-8=0 解得 y=2,x=2 面积S=2ʃ (x-1/2x²)dx+1/4*π*8 =2 (1/2x²-1/6x³)| (上2,下0）+2π =4/3+2π

Divide y-2 by \frac {1} {2} by multiplying y-2 by the reciprocal of \frac {1} {2}.

y=1/2x的函数图像？ 根据一次函数的特点，y=2x-1的图像过点 (0，-1)和点 ( 1/2，0)，据此即可作出一次函数的图像。 要根据函数表达式准备一组数据，然后利用该数据在图表中绘制出函数 …

2013年4月1日 · ∴抛物线的解析式为y= . ∴顶点D的坐标为 (3/2 , －25/8 ). （2）当x = 0时y = －2, ∴C（0，－2），OC = 2。 ∴OA = 1, OB = 4, AB = 5. ∴AC2 +BC2 = AB2. ∴ ABC是直角三角形.