f(x)=x²-16
-8=х²-16
х²=8
х₁=√8=2√2 х₂=-√8=-2√2
0=х²-16
х²=16
х₁=4 х₂=-4
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Verified answer
f(x)=x²-16
-8=х²-16
х²=8
х₁=√8=2√2 х₂=-√8=-2√2
0=х²-16
х²=16
х₁=4 х₂=-4