Answer:
626
Step-by-step explanation:
- substitute whatever they put in the brackets into wherever X appears in the equation
- they put 11 in the brackets, so replace X in the equation with 11
- [tex]5({11}^{2} + 1) + 16[/tex]
- this is just 5 (121+1) + 16
- 5(122) + 16
- 610 + 16
- 626