Question

rationalising factor of 3 root 25 + 3 root 5 + 1 is​

Answer 1

Answer:

Heya!!!!

The simplest rationalising factor is that number, when we multiply ..we get the simplest rational number..

so, √5 is the rationalising factor of ³√25

bcoz when we multiply both of them.we get ³√125 =³√5³=5

I hope this will help u ;)

plzzzzz mark as the brainliest answer

Answer 2

Answer:

( a-b)^3= a^3-b^3-3ab(a-b)

⊙ (4a-5b )^3=64a^3-125b^3-3*4a*5b(4a-5b)

⊙ 64a^3-125b^3-60ab(4a-