Question

Simplify:√45-3√20+4√5.

Answer 1

here is your answer.........

Answer 2

Answer:

root 5

Step-by-step explanation:

root 5(root9 -3root4+4)

root5 (3-3*2+4)

root 5(3-6+9)

root5 *1

rood5

so the answer is root 5