Question

plz give me this answer in full explanation

Answer 1

$\huge\mathfrak\fcolorbox{red}{black}{★ANSWER}$

The Square root of 1521 is equal to 39. so as per the requirement of the question: √15.21 = 3.9

Answer 2

Step-by-step explanation:

√1521=39

√0.1521+√15.21

=√(1521/10000)+√(1521/100)

=39/100+39/10

=39/10(1/10+1)

=39/10*11/10

=429/100

=4•29