NDA2024MathematicsTrigonometric Ratios & IdentitiesActual
What is 12^ 48^ equal to?
Options
- A5 -1 4
- B5 +1 4
- C5 -1 8
- D5 +1 8
Correct answer
C. 5 -1 8
Step-by-step solution
aligned & Let I = 12^ 48^ I = 2 12^ 48^ 2 & I = 1 2 [ (36^ )- (60^ ) ] & I = 1 2 [ 5 +1 4 - 1 2 ]= 5 -1 8 aligned