How does the frequency of f(x)= cos(2x) relate to the frequency of the parent function cos ⁡x?

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

An equation where variables are used to represent known values—function notation true or false

Add the fractions and simplify 1/2+ 1/3