The range of the function f(x) = x + 5 is {7, 9}. what is the function’s domain?
a.{2, 4}
b.{-2, -4}
c.{12, 14}
d.{-12, -14}
e.{0, 5}

What is best way to getting answer for my exam is

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2