Question

solve the following quadratic equation by formula method 2x²+5x–2=0​

Answer 1

Answer:

2x²+5x–2=0

2x²+(4+1)x-2 = 0

2x²+4x-1x-2 = 0

2x(x+2)-1(x+2) = 0

(x+2)(2x-1) = 0

i.e,

either (x+2) = 0 OR (2x-1) = 0

thus, x = -2 OR 1/2

Step-by-step explanation:

HOPE IT HELPS U

HAVE A NICE DAY AHEAD

Answer 2

Step-by-step explanation:

2x²+5x-2=0

a=2

b=5

c = - 2

-5+√5² - 4•2( - 2

x =________

2•2