find the real or imaginary solution by factoring
x^4-12x^2=64
ANSWERS
2020-04-22 01:35:29
x^4-12x^2=64 x^4-12x^2-64=0 t^2-12t-64=0 t=16 t=-4 x^2=16 x^2=-4 x=4 x=-4 x does not belong R x=-4 x=4 X1=-4 X2=4
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x^4-12x^2=64 x^4-12x^2-64=0 t^2-12t-64=0 t=16 t=-4 x^2=16 x^2=-4 x=4 x=-4 x does not belong R x=-4 x=4 X1=-4 X2=4