Question

answer the question​

Answer 1

Answer:

hope you got your answer

Answer 2

a= -77, b=2

2+3√5÷4+5√5=2+3√5 * 4-5√5 ÷ 4+5√5

                        = -77 + 2√5 ÷ -109

   ⇒ a = - 77/-109 = 77/109 and b = 2√5/-109 = -2√5/109