Recent content by Kristinanne

I was thinking that. That would make a and b $500.00 then correct?

1. Homework Statement [/b] A charitable organization is raffling a trip worth $500 to raise money and needs to decide which of the following scenarios would be the most profitable based on expected value of the proposed game. Case A: 3,000 tickets are sold at $1.00 each. Case B...

Homework Statement Describe what it means for a set to be well defined and then give an example of a well defined set and an example of a set that isn’t well defined. Explain why it is so important for sets used in the real world, for example in marketing research, to be well defined...

Yeah I went back through it and realized that they were both negative.

That's the part I was unsure about. It has been 10 years since I've done any of this and can't seem to remember a single thing. If it -3 in the problem. would that make it a negative 3?

(2,3)

Homework Statement Identify the x-intercept(s) of the parabola y = (x + 2)2 – 3 Homework Equations The Attempt at a Solution No idea on where to begin and if I would do the same thing with y

Sorry yes. I forgot to put that to the power. So the vertex woulc be (B, C)

Homework Statement Identify the vertex of the parabola y = (x + 2)2 – 3 Homework Equations The Attempt at a Solution I would love to have an attempt but I have gone through my book and notes and I'm still confused on how to do this. If i could see an example even so i can work...

Homework Statement A telephone company charges a fee of $29.99 per month for basic local service. A fee of $4.95 per month is added for customers wanting up to 500 minutes of long distance at $0.04 minute. a. Write a cost function to determine the amount a customer with the local and...