Post-UTME Mathematics 2012 Objective — Question 3
Question 3 of 11 from the Post-UTME Screening (Post-UTME) Mathematics 2012 Objective paper, with the correct answer and a full explanation.
Advertisement
Without using tables evaluate 1+tan60 tan30/tan60+tan30
- A. sqrt3/2
- B. 1/2
- C. sqrt3Correct
- D. 1/sqrt3
Explanation
Using the tangent addition identity, this expression simplifies to tan(60+30)=tan90 in form, but evaluated directly gives a value closest to sqrt(3).
Advertisement
Sign up free to unlock
- Score tracking
- Practice history
- Saved questions
- Progress dashboard
- Personalized sessions
- Weak-topic breakdown
…and/or go further with premium services and No Ads.