Using the quadratic formula to solve x^2=5-x what are the values of x?

a. - 1 + / - √21/2

b.-1 + / - √19i/2

c. 5 + / - √21/2

d. 1 + / - √19i/2

Find the axis of symmetry and vertex for the equation below. y=-x^2-4x+1 Axis of symmetry is x= Vertex is (,)

Consider the following sample of fat content (in percentage) of randomly selected hot dogs: (a) Assuming that these were selected from a normal population distribution, a 98 % confidence interval for the population mean fat content is (b) Find a 98

If 5/8 of the people in water aerobics class are over age 65 and 1/4 of the people in the class are under age 40, what fraction of the people in the class are either over 65 or under 40?

If a rectangle's width is. 000125, and it's length. 00025, what is it's area?

Greater number832458or 83250

The cost of making n feet of cabinet is represented by c=12n+28. how many feet of cabinet are made when the cost is $148

The area of a rectangle is x-16/x. If the width of a rectangle is x/4+1, find an expression to represent the length.

How many cups are in a gallon?

16.50x + 140=399 what is the solution

The Elementary Functions (F18's) are the set of functions of one real variable defined recursively as follows: Base cases: The identity function id.