Final answer:
The expression (6√2) (-3√5) simplifies to -18√10.
Step-by-step explanation:
In order to simplify the expression (6√2) (-3√5), we need to multiply the numbers outside the square roots and then multiply the numbers inside the square roots. That gives us:
(6 * -3) * (√2 * √5)
-18 * √10
So the correct simplified form is -18√10. Therefore, the answer is option B.
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