Question

Determine the nature of the root of the quadratic from it's discriminant 2x²-3x-4=0​

Answer 1

Answer:

rectangular loop ABCD is placed near on infinite length current carrying wire. Magnetic force on the

loop is :

A

B

25A

15A

10cm

D

5cm

25cm

(source)

(1) 1.25 x 104N, Attraction

(2) 1.25 x 104N, Repulsion

(3) 12.5 x 104 N, Repulsion

(4) 12.5 x 104N Attraction

rectangular loop ABCD is placed near on infinite length current carrying wire. Magnetic force on the

loop is :

A

B

25A

15A

10cm

D

5cm

25cm

(source)

(1) 1.25 x 104N, Attraction

(2) 1.25 x 104N, Repulsion

(3) 12.5 x 104 N, Repulsion

(4) 12.5 x 104N Attraction

f

f

f

f

f

f

f

f

f

f

f

f

f

f

f

f

f

f

f

f

g

f

f hello mark me as the list please follow

Answer 2

Step-by-step explanation:

D= b^2-4ac

D= (-3)^2 - 4*2*(-4)

D= 9+32

D= 41

discriminants are positive

Hence, nature of quadratic is , roots are real and unequal.