If x =2+√3 find the value of x^3+1/x^3. Pls tell fast

1.	If x =2+√3 find the value of x^3+1/x^3. Pls tell fast
Answer» x = 2+√3 1/x = 1/2+√3 into 2-√3/2-√3 = 2-√3So finally, (2+√3)^3 + (2-√3)^3 (8+3√3+6√3) + (8-3√3-6√3)8+3√3+6√3+8-3√3-6√38+816Therefore, 16 is the answer! Hope it helped you...

Discussion