Question

value of 'p' for
x² - px +9=0 to
have
equal roots​

Answer 1

Answer:

b=p,a=1,c=9

b^2-4ac=0 formula

b^2-4ac =0

=(p)^2-4×1×9=0

=P^2-36=0

=P^2 = 36

=P^2= (6)^2

=P=6

ANS =P=6