Question

If X=2-root 3 find the value of x cube - x square - 11 x +3

Answer 1

Answer:

x=2-root3

Step-by-step explanation:

x = 1/2/root 3 = 1/2 root 3  

then,

x^3-x^2-11x+3

(1/2root3)^3-(1/2root3)^2-11(1/2root3)+3

0.0240562612162344 + 0.0833333333333333 - 3.175426480542941 + 3

-0.0680368859933733