if x+1/x=6 find the value of x^3-1/x^3
Answers
Answered by
1
Answer:
x+1/x=6 so after solving it we have
x²+1=6x
solving this quad. eq
we have x= -3,2
now put the value of x in the 2nd equation and evaluate
this will give u two answers as we have two values of x
x³-1/x³
=(x³)²-1/x³
=x∧6 -1/x³
put value find above aand get answer
hope its helpful!!!
Step-by-step explanation:
Similar questions