survivorguy00
survivorguy00
20-01-2017
Mathematics
contestada
3^2+x^2=9^2
What is X?
Respuesta :
Аноним
Аноним
20-01-2017
3^2+x^2=9^2
9 + x^2 = 81
x^2 = 81 - 9
x^2 = 72
x^2 = 6^2 * 2
x = 6
√2 and x = - 6
√2
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