why there is -1 used in step 2 ..
pls help i am not getting it
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Answer:
yaha 6 common nikala hai jo , multiple me hai usko le liya hai isliye usko nhi likha hai but 2 6 ko 1 likh diya hai
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Answer:
Because in the second step 6! is common and now,we know that when we write 6×1=6.
We solve second step,
10×9×8×7×6!-6!
6!(10×9×8×7×1-1)
6!(10×9×8×7-1)
I think you will understand the second step.
Step-by-step explanation:
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