▲ 2 r/learnmath
does 3cos(x) + 3cos^3(x) = cosx
for context we already found a simpler solution, hence the cos x. but doing it differently gives a different answer? need help
u/154KING154 — 2 days ago
for context we already found a simpler solution, hence the cos x. but doing it differently gives a different answer? need help