x=1

x=16

f(x) = \frac{1}{\sqrt{x}}

B = Intersect(a, xAxis)
C = (16, 0)
d = Segment(B, C)
f(x) = 1 / sqrt(x)
A = Point(d)
g: x = x(A)
A_1 = Integral(f, x(B), x(A))
A_2 = Integral(f, x(B), x(C))
T3: "c = " + (x(A))