Answer:
10a√3
Step-by-step explanation:
√10a · √30a⇒√10a · 30a ⇒√10 · 30 ·a · a⇒√300a²
300= 2·2·3·5·5
2²·3·5²
(2·5)²·3
10²·3
⇒√10²·3·a² = 10a√3
Hope this is correct :)
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