Question

What is the nature of the roots of f(x) = x^2 + 4x + 16

Answer 1

two distinct real roots or zeros
one real double root or zero
no real roots or zeros
more than two distinct real roots

Answer 2

ahh we meet again :DD

Answer 3

Yea :p @sourwing

Answer 4

find the determinant

Answer 5

How?

Answer 6

b^2 - 4ac

Answer 7

Oh yeah i forgot about that hah

Answer 8

-48

Answer 9

remember that b^2 - 4ac is under a square root. So since it's a negative number and you can't take a square root of a negative number, there are no real solutions.

Answer 10

so no real roots?? :)

Answer 11

yea

Answer 12

awesome thx :D