how do i know when it is a function and when it is not?

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how do i know when it is a function and when it is not?

solve this equation

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Which of the following is represented by a discrete graph.? A) Height if a plant growing over time B) number of visitors in town each year C) temperature of food while cooking D( height...

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how does 11/600 + 1/t = 0.0225 become 1/t = 1/240

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darcy is buying apples and oranges for a large fruit basket to give away as a door prize at a charity event. Apples cost $0.24 each and oranges cost $0.80 each. She has $12 to spend and would like...

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solve the word problem

1/2 logx -2 =0

What is Sarah's monthly budget

I was given a word problem, of which I stink at, where I first have the perimeter of the rectangle in 200in, and I have to express length as a function of width. I have no idea how to do this. I know...

Polynomials and Quadratics

M(-2,1) and O(-3,2) A. (-2.5,1.5) B. (-0.5,-0.5) C. (0.5,-0.5) D. (-3,-5)

find the value

Let U={1, 2, 3, 4, 5, 6, 7, 8, 9} and A={1}. Find the set Ac .

A hotel is in the shape of a cylinder, with a circular foundation. The circumference of the foundation is 6 times the radius, increased by 14 ft. Find the radius of the circular foundation. (Use 3...

y=-3x^2+5 y=4x^2-1 y=-7x+2 y=6(2^X)

Describe the graph of the function f(x)=x^3+13x^2-26x+26. include the x and y intercepts. What would the final x and y intercepts be?

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