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klemol [59]
3 years ago
9

What are the solutions of the equation x2-1=15?

Mathematics
2 answers:
bonufazy [111]3 years ago
8 0

Answer:

{x}^{2}  - 1 = 15 \\  {x}^{2}  = 15 + 1 \\  {x}^{2}  = 16 \\ x =  \sqrt{16}  \\ x = -4,+4

Step-by-step explanation:

<h2>HOPE IT WILL HELP YOU✌✌✌</h2>
romanna [79]3 years ago
4 0

Answer:

x=4, -4

Step-by-step explanation:

hope this helps!

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