A line is perpendicular to y = - 4x - 2
and intersects the point (0,9).
What is the equation of this
perpendicular line?

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

Find the axis of symmerty for x y=x squared -4x-8

Factor the following expression completely 6x^11-24x^7