Question

NOTE: This question is not easy.

Answer 1

Let \[f(x) = |(|x|-3)(|x|-4)|, for all x \]

Answer 2

There is exactly one straight line in which is tangent to the graph y = f(x) at two points. Find this tangent line.

Answer 3

HELPPP!!!! @hartnn and @ganeshie8

Answer 4

its a parabola

Answer 5

to visualize how it looks, ignore abs bars

Answer 6

I see

Answer 7

ok it looks like y = (x-3)(x-4)