Create formulas for the following in an Excel worksheet: Add the values of 3 and 5 to one another. Subtract the value of 5 from 10 and multiply the outcome by 7. Average the values 5, 6, 7, and 8. Find the sum of the squared values of 3, 4, and 5.

Please see the Excel formulas used in the attached image

Step-by-step explanation:

Use the simple addition, simple subtraction, average value built-in function, and addition of squares as indicated in the attached image

center= (-2,0)

radius= sqrt2/2

step-by-step explanation:

-13

step-by-step explanation:

f(x)=2x-5 for f(-4)

f(-4)   means let x=-4

f(-4) = 2(-4) -5

f(-4) =-8-5

      = -13