Solve the equation graphically in the given interval. State each answer rounded to two decimals. (Enter your answers as a comma-separated list.)

Question

4 +

x

=

16 + x2

 ;   [−1, 8]

Answer 1

1. Graph the line y = x + 4
2. Graph the parabola y = x² + 16
3. The points where the two graphs cross are where they are equal. The problem asks only for the crossing points in the interval [-1,8]