PLEASE HELP

13. Solve the following equation by first writing the equation in the form
[tex]ax {}^{2} = c[/tex]
equation:
[tex]15 + {c}^{2} = 96[/tex]

Relax

Respuesta :

Answer:

Step-by-step explanation:

15 + c² = 96

c²  = 96 - 15

c²  = 81

c²  = 9²

c = 9

x= -9, 9


you have to subtract 15
then u will get x^2= 81
square root on both sides

And u get 9