Question

If a =5+2√6 and b=1/a then what will be the value of a^2+b^2 and a^3+b^3​

Answer 1

Step-by-step explanation:

5+2√6 the whole^2+1/5+2√6 the whole square

squares will be expanded and it will be cancled

&

5+2√6 the whole cube + 1/5+2√6 the whole cube

don't copy this :

expand the cubes and cancel it the answer will be 1