2013 · Q84
If tanθ+secθ=m, then secθ equals
Elementary MathematicsTrigonometry
- A(m²−1)/2m
- B(m²+1)/2m
- Cm+1/m
- D(m²+1)/m
Explanation
sec−tan=1/m; adding: 2sec=m+1/m. Answer B.
If tanθ+secθ=m, then secθ equals
Explanation
sec−tan=1/m; adding: 2sec=m+1/m. Answer B.