Question

How many solutions are there for the equation? x2 + 16 = 8x
A. 2
B. 1
C. 0

Answer 1

1

Answer 2

is that x^2? as in x squared?

Answer 3

or 2x

Answer 4

x squared

Answer 5

therefore, you have two solutions, answer is A

Answer 6

Generally, all quadratics x^2 have two root. Remember the \[\pm\] when you do find the roots.

Answer 7

There are two roots 4 and 4 but 4 is considered a "double root." You have 2 roots but only one distinct root.