What is the expanded notation of the digit 8 in 0.78?

The expanded notation of the digit 8 is

Step-by-step explanation:

we know that

The expanded notation of the number 0.78 is equal to

therefore

The expanded notation of the digit 8 is

c.

step-by-step explanation:

substitution for (0,1)

y=x^2+4x+1

1=0^2+4(x)0+1

1=0+4(x)0+1

1=4(x)0+1

1=0+1

1=1

substitution for (-3,-2)

y=x+1

-2=-3+1

-2=-2