When Marla rounded 19.95 to the nearest tenth shi found the number changed to 20 is this correct explain
1 answer:
You might be interested in
ANSWER
One real root.
EXPLANATION
The graph of the function
is shown in the attachment.
According to the Fundamental Theorem of Algebra, this function must have 3 roots including real and complex roots.
The x-intercepts gives the number of real roots.
Observe that the graph has only one intercept.
This implies that, the equation:
has only one real solution.