x^4+1/x^4 if x+1/x=3 and x-1/x=4
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Answer:
Step-by-step explanation:
x−1x=3
⟹(x−1x)2=9
⟹x2+1x2−2=9
⟹x2+1x2=11
(x−1x)4=x4−4x2+6−4x2+1x4
⟹81=x4+1x4−4(x2+1x2)+6
⟹81=x4+1x4−4(11)+6
⟹x4+1x4=81+44−6=119
PLZ MARK BRAINLIEST
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Answer: =119
Step-by-step explanation:
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