Question

2x²+5x²+2=0 solve using formula method​

Answer 1

Answer:

x= -5±√5²-4 (2) (2)/2(2)

= -5±√25-16/4

= -5±√9/5

= -5±3/5

x= -5 + 3/5

= -25+3/5

= -22/5

= -4.4

or x= -5 - 3/5

= -25-3/5

= -28/5

= -5.6

Hence x= -4.4 or x= -5.6