Question

9√5 + 6√5 is equal to:
(a) 15√5 (b) 9√10 (c) 15√10 (d) 7√5

Answer 1

Answer:

a)15 root 5

Step-by-step explanation:

9root 5 +6 root five

=15 root 5

Answer 2

$9 \sqrt{5} + 6 \sqrt{5} = 15 \sqrt{5}$