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True [87]
3 years ago
15

Can anyone please help me?

Mathematics
2 answers:
zhenek [66]3 years ago
5 0
The answer is 1.4 or -1.4.
Butoxors [25]3 years ago
4 0

Answer:

x = 1.4 or -1.4

Step-by-step explanation:

→ Substitute y = 4 into y = x² + 2

4 = x² + 2

→ Minus 2 from both sides

2 = x²

→ Square root both sides

√2 = x

→ Simplify

x = 1.4 or -1.4

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