Question

In the figure, the value of x is.
(1)
360
(2) 18°
(3) 540 (4) 68°​

Answer 1

Answer:

In first condition

×^2=9

x= root 9

x=+3 or -3

but, in second condition

2x=4

×=4/2=2

so,x value does not exist

so,it is a empty set