Question

simplify the following
√45-3√20+4√5​

Answer 1

Step-by-step explanation:

we know that√45=6.7 , √20=4.4 and √5=2.2

now,

6.7-3×4.4+4×2.2

=6.7-13.2+8.8

=-6.5+8.8

=2.3

This is the correct answer

Please mark me as brainlist please request

Answer 2

2.3 you just hv to put the values simply