Question

Add -9√13 + 6√5 and 12√13 + 9√5​

Answer 1

Answer:

Here is the answer.

Step-by-step explanation:

(-9√13 +6√5) + (12√13 + 9√5)

= 12√13 - 9√13 + 6√5 + 9√5

= 3√13 + 15√5

= 3(√13+5√5)