Question

4. Write the discriminant of the following equation
(a)[3x+1] + [X-21*=50​

Answer 1

Step-by-step explanation:

3x+1+x-21 = 50

4x+x-20 = 50

4x + x - 70 = 0

D = b^2 - 2ac

= 1 - 2*4*-70

= 1+420

= 421.

hope it helps....