-c
No , he needed to apply the exponents to all factors in the product in the second step .
The answer for the first blank would be 1/2 because it had been dilated down to half it's original size. I hope this helps!
Answer: The value of x is 3.
Step-by-step explanation:
Since we have given that
10,11, 12 and x
Average of above numbers = 9
As we know that
Average is given by

Hence, the value of x is 3.
According to his calculations, b has a 3/10 chance to win