Question

7√27 + 21√48 = ?


pls ans it fast​

Answer 1

Answer:

=105√3

Step-by-step explanation:

7√27 + 21√48

Write the prime factors of number under the root

=7*√3*3*3+21√2*2*2*2*3

=7*3√3 + 21*4√3

Now taking comma 7√3

=7√3( 3+12)

=7*15√3

=105√3