Math, asked by shakshimaurya336, 7 months ago

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 goldex098
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

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