Compute the exact value of the function for the given x-value without using a calculator. f(x) = 5x for x = -1

a. 1/5
b. -1/5
c. 1/1
d. -5

Astudent simplified a rational expression as shown.

What is the perimeter of square abcd? units units 28 units 37 units

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle