Question

5root5 + 4root5 = 9root5 how
And root12 × root15 = 6root5 how

Answer 1

Answer:

A root b + c root b = a+ c root b

I hope this will help u

Answer 2

Answer:

you would get by adding them

Step-by-step explanation:

like

(5+4)=ROOT 5

because the root of both is same

and for nest

when we multiply both 12 and 15 we get 180 so that 180 so when we simplfy it we can be wrriten has 6 root 5

hope this helps you plzz mark me as BRAINLIEST