Question

if x^2+1/x^2=98, then find the value of x^3+1/x^3

Answer 1

x²+1/x² = 98

then x+1/x = 98+2 = 100

(x+1/x)³ = x³+1/x³+3×x×1/x(x+1/x)

100³ = x³+1/x³+3(100)

1000000 - 300 = x³+1/x³

x³+1/x³ = 999,700

♡♥hope it helps u♥♡

Answer 2

Here is your answer

Hope it helps

Thank u ★★★
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