Question

The roots of quadratic equation 5x²-4x+5=0 are :a) real and equalb)real and uniquec)not real d)non-real and equal​

Answer 1

Answer:

c) not real

Step-by-step explanation:

D = b²- 4 ac

   = 4^2 - 4 x 5 x 5

   = 16 - 100

   = -84

so no real root

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Answer 2

Answer:

a=5 , b=-4, c=5

d=b^2-4ac

d=(-4)^2-4×5×5

d=16-√100

d=16-√2×2×5×5

d=16-√2^2×5^2

d=16-2×5

d=16-10

d=6

d is greater than 0

Step-by-step explanation:

option (b)

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