Select one or more expressions that together represent all solutions to the equation. Your answer should be in degrees. Assume n is any integer.
\cos(x)=0.4cos(x)=0.4

X+ y = 5 ; x - y =3 solve using linear combination

Find the missing dimension extra points

What is the least common multiple for 6 and 8? what is the least common multiple for 4 and 12 ? what is the least common multiple for 11 and 12? what is the least common multiple for 3 and 6?