Question

Show that the product quadratic equation has equal roots to 2k x square - 40 x + 25 is equals to zero

Answer 1

Answer:

Discriminant =0

1600 -4.25.2k = 0

1600 = 200k

k = 8

so ,eq is 16 x 2 - 40x +25 = 0

x= 40+-√1600 -1600)/32

= 40/32

= 5/4

Answer 2

Answer:

see attachment for ur question