Question

I will mark you brainliest ​

Answer 1

we can write this as

=4(√5)-1(√5)

=4-1(√5)

=3(√5)

3√5 is the answer

Answer 2

Answer: 6.708203932

Hope it's useful dear

pls mark me as a brainliest pls dear

 

Step-by-step explanation:  

=   4√5 - √5  

=   (4√5) − √5

=   3√5 = 6.708203932