unknown54321
unknown54321
15-04-2017
Mathematics
contestada
please help me!!!!!!!
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texaschic101
texaschic101
15-04-2017
4x^2 - 30 = 34
4x^2 = 34 + 30
4x^2 = 64
x^2 = 64/4
x^2 = 16
x = sqrt 16
x = -4 and 4......E and F
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