Question

find 'a', 'b' and 'c' from the following quadratic equation
a)2x²+4x-1=0​

Answer 1

Answer:

a=2 b=4 c= -1

b²- 4ac = 4²-4 X 2 X-1

= 16 -8

= 8

Answer 2

Answer:

a=2, b=4 , c=(-1)

Step-by-step explanation:

2x²+4x-1=0

2x²+4x+(-1)=0

ax+by+c=0

therefore a=2, b=4 , c=(-1)