x² - 4 pls do ans i hve to submit now pls
Answers
Answered by
2
Step-by-step explanation:
x^2-4=0
x^2=4
x=(+-)root of 4
x=(+-)2
x=2or -2
Answered by
1
Answer:
plz make me as brainlist answer
Step-by-step explanation:
x=+2or
x=-2
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