Question 59

If $$\tan^4 \theta + tan^2 \theta = 2,$$ then $$\sec^4 \theta - \sec^2 \theta = ?$$


Create a FREE account and get:

  • Download RRB Study Material PDF
  • 45+ RRB previous papers with solutions PDF
  • 300+ Online RRB Tests for Free

cracku

Boost your Prep!

Download App