Question

Simplify the following:-
Correct and helpful answers will mark as brainliest and useless answers will be reported:-​

Answer 1

Step-by-step explanation:

1) root 9x5-3root20+4root5

=3root5-3x2root5+4root5

=3root5-6root5+4root5

3root5-2root5

root5 is the answer OK friend

2)8root15/2root3=4root5 OK friend this is urs answer OK friend bye bye take care

Answer 2

Answer:

Answer :-

1 .

$\sqrt{45} - 3 \sqrt{20} + 4 \sqrt{5}$

$\sqrt{9 \times 5} - 3 \sqrt{5 \times 4} + 4 \sqrt{5}$

$3 \sqrt{5} - 6 \sqrt{5} + 4 \sqrt{5}$

$+ \sqrt{5} \: \: ans.$

2 .

$\frac{8 \sqrt{15} }{2 \sqrt{3} }$

$= 4 \sqrt{5} \: \: \: ans.$