exam
Maths Puzzle
Numerical Ability
(1 + i)^n + (1 - i)^n
Read Solution (Total 0)
exam Other Question
simplify
a)
5
____
12xy
+
3
_
4x
b)
r
__
r-5
-
5
_
r-5
3x-6y=9 4x-2y=24