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Leonel Manning
Mathematics
4 November, 20:29
What are the solutions to this equation?
7x2 - 28 = 0
+1
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1
)
Zion Wyatt
4 November, 20:33
0
x = 2 or x = - 2
Step-by-step explanation:
7x^2 - 28 = 0
7x^2 = 28
x^2 = 28/7 = 4
x = root (4) or x = - root (4)
x = 2 or x = - 2
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