Question

make a strip of squares. color some whole squares black leaving the others white.

investigate​

Answer 1

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Answer 2

Answer:

We can fill the 1st square in 10 ways

Rest of the squares can be filled in (10-1) ways owing to exclusion of the colour of their respective preceding square.

Hence total no. of ways = 10×9

5

=590490

Step-by-step explanation:

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