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Mathematics
Jayden Casey
1 December, 13:34
Solve
x2 - 49 = 0
A) ±49
B) ±12
C) ±7
D) ±6
+5
Answers (
2
)
Emilia Byrd
1 December, 14:21
0
C, x = + - 7. Difference of squares
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Amya
1 December, 14:59
0
X2 - 49 = 0 factor this:0
(x + 7) (x - 7) = 0
x = + / - 7
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