Answer:
56
Step-by-step explanation:
If there can be only one 1 and only one 2, the remaining digits must all be 0. The digits 1 and 2 can be anywhere in the 8 digits, and can be in either order.
There are 8 possible locations in the sequence for the 1, then 7 possible locations for the 2. The total number of possibilities is 8·7 = 56.
12000000, 21000000, 10200000, 20100000, ..., 00000012, 00000021.
Answer:
d. -3a3 – 3a² + a +8
Step-by-step explanation:
Simplify the expression.
Answer:
Yes, k = 1/3 and y = 1/3x
Step-by-step explanation:




⇒ 
The equation would be ⇒ 
Let red cars are x then white car will be 2x+3, D
Answer:
Step-by-step explanation: