NDA2017MathematicsTrigonometric Ratios & IdentitiesActual
Match List-I with List-II and select the correct answer using the code given below the lists : Code : array llll A & B & C & D array
Options
- Aarray lllll 2 & 3 & 1 & 4 array
- Barray llll 2 & 3 & 4 & 1 array
- Carray llll 3 & 2 & 1 & 4 array
- Darray llll 3 & 2 & 4 & 1 array
Correct answer
B. array llll 2 & 3 & 4 & 1 array
Step-by-step solution
f(x)= x+ x We know, the maximum value of a x+b x is a ^2+ b ^2 Maximum value of x+ x is 1+1 = 2 . Maximum value of x+ x is 1+1 = 2 . A (2) Maximum value of 3 x+4 x is 9+16 =5 B (3) Maximum value of 2 x+ x is 4+1 = 5 C (4) Maximum value of x+3 x is 1+9 = 10 D (1)