What technique did the artist of the painting above use to capture the light reflecting on the water?

Which statement is true about the function f(x)= –? the domain of the function is all negative real numbers. the range of the function is all positive real numbers. the domain and range of the function have opposite signs. the domain and range of the function are the same.which statement is true about the function f(x)= –? the domain of the function is all negative real numbers. the range of the function is all positive real numbers. the domain and range of the function have opposite signs. the domain and range of the function are the same.

This is a picture i'm drawing for my art class! i need to know if it good (first of all) and that it represents dia de los muertos (

Atypical scale usually consists of one of pitches. 1. rhythm 2. octave 3. key 4. series