The following Bar graph shows information of the results in the national level entrance exam by the institute “ABC” for the last 5 years.
In which year institute ABC scored least number of ranks?
Find the value of ‘A’ when the polynomial P(x) = x 3+ 3x 2= 2Ax – 3, where ‘A’ is a constant, is divided by x 2+ 1 has a remainder equal to – 5x:
If in a triangle ∠B = 90° and ∠A = 30°, then 2sin2A – cos2A – tan2A = ?
\( \frac{1}{6} \)
\( \frac{-1}{2} \)
1
\( \frac{-1}{3} \)