If x + 1+x=7, then find the value of x³ + 1+x³
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x + 1 + x = 7
2x=6
x=3
so,
(x^3)+1+(x^3)= (3^3)+1+(3^3)
=55
Ans is 55
2x=6
x=3
so,
(x^3)+1+(x^3)= (3^3)+1+(3^3)
=55
Ans is 55
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