simplify-the-expression-1-sin-5-3tan-4cos-using-small-angles-approximation-up-to-the-term-containing-2-

Question Number 158173 by France last updated on 31/Oct/21

simplify the expression (1 + \sin ϕ) / (5 + 3 \tan ϕ - 4 \cos ϕ) using small angles approximation up to the term containing ϕ^{2}