Question

Form the greatest 7-digit no. using the digit 2,7,9(digit may be repeat)

Answer 1

Step-by-step explanation:

here

the greatest number so formed will be 9999999

hope it helps ✌

Answer 2

Answer:

9999972

Step-by-step explanation:

the greatest number is 9 here

next is 87

last is 2

we need gratest 7 digit number

so we should repeat the greatest number

which is 9 it is repeated 5 times last 7,2 .