Question

I got it wrong, please help

Answer 1

eliminate the fraction first \[\huge \sqrt({5}-1)2 = x*\sqrt {5}\]\[\huge 2\sqrt{5}-2 = x(\sqrt{5})\]

Answer 2

then isolate the x

Answer 3

would it be B?

Answer 4

you would have \[\huge \frac{ 2\sqrt{5}-2 }{ \sqrt{5} } \] then you need to rationalize the denominator to eliminate the sqrt

Answer 5

show me please

Answer 6

\[\huge \frac{ 2\sqrt{5}-2 }{ \sqrt{5} } *\frac{ \sqrt{5} }{ \sqrt{5} }\]

Answer 7

can you simply that

Answer 8

0?

Answer 9

2-2sqrt5

Answer 10

no

Answer 11

-2?