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:
7.3x10^-7
Step-by-step explanation:
you move the decimal to the right 7 times.
Hope this helps.
Answer:
20...i think...I tried to save BOB :(
Step-by-step explanation:
Answer:
21
Step-by-step explanation:
- See photo below
- Multiply what's highlighted in yellow: 7 × 1 × 3 = 21
I hope this helps!
You should use this app called Photomath it helps you and shows you the answer