3 years ago

Can someone answer this question please answer it correctly if it’s corect I will mark you brainliest

Mathematics

2 answers:

m_a_m_a [10]3 years ago

6 0

Answer:

840

Step-by-step explanation:

7C4 × 4! = 840

stealth61 [152]3 years ago

3 0

Answer:

840

Step-by-step explanation:

He has 7 posters to chose from for the 1st spot

He chooses one, so he has 6 left

He has 6 to chose from for the second spot.

He chooses one, so he has 5 left

He has 5 to chose from for the third spot.

He chooses one, so he has 4 left

He has 4 to chose from for the last spot.

7*6*5*4 =840

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