Question

Plz solve 7 and 8 th questions

Answer 1

Answer:

Qno7:

it's a quadratic equation

to get equal roots

D=o

b^2-4ac=0

p^2-4×4×3=0

p^2-48=0

p=root of 48

=+4root3

or -4 root 3

Answer 2

Hope it is use full then make me brain least plzz