Question

if a= 2 + √3 then find a²+1/a²​

Answer 1

Answer:

Step-by-step explanation:

= $(2+\sqrt{3})^{2} + \frac{1}(2+\sqrt{3})^{2}}$

=$4+4\sqrt{3} + 3 +\frac{1}{4+4\sqrt{3}+3}$

=$7+4\sqrt{3} +\frac{1}{7+4\sqrt{3}\\}$

=$\frac{(7+4\sqrt{3})^{2}+1}{(7+4\sqrt{3})^{2}}$

Answer 2

Answer:

hello dear

how are you

can I get your intro