Question

4+2√5 / 4-3√5 =a+b√5

Answer 1

(4+2√5)/(4-3√5)

(4+2√5)(4+3√5)/(4-3√5)(4+3√5)

(16+20√5+30)/(16-45)

(46+20√5)/-29

(-46/29 )+(-20/29)√5

a=-46/29, b=-20/29

Answer 2

a= -46/29 , b= -20/29

Hope It helps you