Question

12 Rationalizoze the denominator
√5 - 13
V5 +13​

Answer 1

(√5 - 13)/(V5 +13)

= (√5 - 13)(√5 - 13) / (V5 +13)(√5 - 13)

= (5-26√5+169) / (5 - 169)

= (174 -26√5)/(-154)

=> (26√5 - 174)/(154)

=> (13√5 - 87) / 77