2 years ago

How to use permutations and combinations?

1 answer:

8 0

You use permutations<span> for lists where the order matters; and use </span>combinations<span> for groups where the order doesn't matter.</span>

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dalvyx [7]

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ipn [44]

Answer:

True

Step-by-step explanation:

That is the definition of composite function

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aalyn [17]

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kari74 [83]

Answer:

$\boxed{\boxed{\sf x=-6}}$

Step-by-step explanation:

$\sf \cfrac{9-x}{5}=3$

$\sf \cfrac{5\left(9-x\right)}{5}=3\times \:5$

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$\sf \cfrac{-x}{-1}=\cfrac{6}{-1}$

$\sf x=-6$

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