Answer:
y= 4x^2
Step-by-step explanation:
Answer:
Step-by-step explanation:
<u>The numbers from 1 to 9999 can be shown in the form of:</u>
Each of x, y, z represent the digits from 0 to 9, so 10 ways each.
<u>For each of the forms we have:</u>
<u>Total of:</u>
By the way this is applicable to any digit.
Answer:
14x^3+39x^2+18x+20
Step-by-step explanation: