向量的座標表示法
Author: 藍邦偉  老師

向量的座標表示法

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直式

橫式

向量的長度

Reset

u = Vector((x(Corner[1]), 0), (x(Corner[3]), 0))
v = Vector((0, y(Corner[1])), (0, y(Corner[3])))
f(x) = 2 * sin(x) + cos(2 * x) + 2
A = (0, 0)
B = (6, 3)
w = Vector(A, B)
文字2: "A" + A
文字3: "B" + B
a = false
b = false
c = false
文字5: "\overrightarrow{AB}=\left(\begin{array}{rr} " + (LaTeX[x(B - A)]) + "  \\" + (LaTeX[y(B - A)]) + "  \\ \end{array}\right) "
文字11: "=" + (LaTeX[sqrt((x(B) - x(A))^(2) + (y(B) - y(A))^(2))]) + ""
文字10: "= \sqrt{ " + (LaTeX[(x(B) - x(A))^(2) + (y(B) - y(A))^(2)]) + " }"
文字6: "| \overrightarrow{AB}|= \sqrt{" + (LaTeX[(x(B) - x(A))^(2)]) + "+" + (LaTeX[(y(B) - y(A))^(2)]) + "}"
文字4: "\overrightarrow{AB}=(" + (LaTeX[x(B - A)]) + "," + (LaTeX[y(B - A)]) + ")"