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(t²-2)(t²-5)please answer |
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Answer» t^4-2t^2-5t^2+10=0 t^4-7t^2+10=0 t^4-7t^2=-10 t^2(t^2-7)=-10 t^2=-10 t^2-7=-10 t=√10i t^2=-3 t=√3i the SOLUTION is t=√10i and √3i |
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