Simplify \(\cos^{2} x (\sec^{2} x + \sec^{2} x \tan^{2} x)\)
MATHEMATICS
JAMB 1991
Simplify \(\cos^{2} x (\sec^{2} x + \sec^{2} x \tan^{2} x)\)
- A. tan x
- B. tanx secx
- C. sec2x
- D. cosec2x
Correct Answer: C. sec2x
Post an Explanation Or Report an Error
If you see any wrong question or answer, please leave a comment below and we'll take a look. If you doubt why the selected answer is correct or need additional more details? Please drop a comment or Contact us directly. Your email address will not be published. Required fields are marked *