Find the value of the discriminant and write the nature the roots.
5×2-4x+2=0​

2 thoughts on “<br />Find the value of the discriminant and write the nature the roots.<br />5×2-4x+2=0​”

1. Answer:

   5x

   2

   −7x+2=0

   a=5

   b−7

   c=2

   b

   2

   −4ac

   =49−4×5×2

   b

   2

   −4ac=9

   b

   2

   −4ac>0

   ∴ The roots are real and distinct.

   Reply

2. Answer:

   D = b2-4.a.c

   16-4*5*2

   -24

   D<0

   so no real roots

   hope it helped

   Reply