Question

solve the quadratic equation using formula method
$2x ^{2} + 5x + 2 = 0$​

Answer 1

Answer:

Step-by-step explanation:

a=2, b=5 and c=2

By using the formula,

-b+\-√b^2-4ac/2a

-5+\-√(5^2-4×2×2) /2×2

-5+\-√25-16/4

-5+\-√9/4

-5+3/4 Or -5-3/4

-2/4 Or -8/4

-1/2 Or -2