Question

If [4/7] raise to power 2x =1, then x=...................
[options]
A.2
B.0
C.1
D.1/2

Answer 1

If 4/ 7 raise to be power 2x = 1 ,then x = ............

Right answer is 1/2

:

2x = 1

then ;

x = 1/2