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romanna [79]
3 years ago
9

How do I solve this properly?

Mathematics
1 answer:
o-na [289]3 years ago
6 0

Answer:

x \geq 4

Step-by-step explanation:

4x^2 - 64 \geq 0 ; move 64 over

4x^2 \geq 64 ; divide by 4

x^2 \geq 16 ; take square root of both sides

x \geq 4

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