which of the following has as 2as a root(1)x sq+4=0
(2)x sq-4=0
(3) x sq.+3x-12=0
(4)3x sq.-6x-2=0
Answers
Answered by
1
Answer:
xsq-4=0( 2)
Step-by-step explanation:
put 2 in place of x
as 2 Is the solution of the equation
if lhs=rhs then that is the ans
Similar questions