Latest exam Aptitude Question SOLUTION: Then angle x satisfies the equation 2tan^2x-5secx-10=0, where x is in the second quadrant. Find the exact value of sec x. I know that the identity of 1+tan^2x=sec^2x may help me

• Placement Papers
• /
• exam
• /
• Numerical Ability

exam Question Papers:

(#M40122190) EXAM Numerical Ability question Keep an EYE

Then angle x satisfies the equation 2tan^2x-5secx-10=0, where x is in the second quadrant. Find the exact value of sec x.

I know that the identity of 1+tan^2x=sec^2x may help me in this problem, but I am not sure what to do next. Thanks a lot!.

Asked In exam (9 years ago)

Unsolved

Is this Puzzle helpful?   (0)   (0) Submit Your Solution