A7-digit number has a in the ones place a 6 in the ten thousands place and 8 in the millions place and 5 and each other remaining places what is the number

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.

Select the correct answer and solve for y