Question

4x²+12=0 find the value of x ​

Answer 1

Answer:

first we find value of xerox

x=3

4 (3)-3y+12=0

12 - 3y +12=0

12+12 -3y=0

24 -3y =0

-3y= -24

y= -24 /-3y

y=8

let we find x

y=-4

4x-3y + 12=0

4x-3 (4)+12=0

4x-12+12=0

4x=0

x=0/4

Step-by-step explanation:

Answer 2

Step-by-step explanation:

4x²+12 is LHS

0 is the RHS

it's a quadratic equation

solution ⤵️

4x²+12=0

or,4x²= 0-12(transposing to RHS)

or,4x²= -12

or,x²= -3

or,√x²= √-3

or,x= √-3(answer)

more information :-

✷ quadratic equation is a type of equation

in which equation has highest power 2

✷RHS=Right hand side

✷LHS=Left hand side