Engineering math's ME 1

Engineering math's ME 1
Question:-
Option (A)
0.5
Option (B)
1
Option (C)
0.5 &α
Option (D)
Correct Option:
C
Question Solution:
     = 1
     = 1
     = 1
    =>     = 1
    =>    
    2K = &α
    K = 0.5&α
Question:-
Option (A)
y = e2x + e-3x
Option (B)
y = e2x + e3x
Option (C)
y = e-2x + e3x
Option (D)
y = e-2x + e-3x
Correct Option:
B
Question Solution:
    AE => D2 - 5D + 6 = 0
    (D - 2) (D - 3) = 0
    D = 2, 3
    y = e2x + e3x
Question:-
Option (A)
BT = - B
Option (B)
BT = B
Option (C)
B-1 = B
Option (D)
B-1 = BT
Correct Option:
A
Question Solution:
    A square matrix B is defined as skew-symmetric if and only if     BT = -B.
Question:-
Option (A)
0.5
Option (B)
1
Option (C)
2
Option (D)
not defined
Correct Option:
A
Question Solution: