Solve the quadratic equation using the Quadratic Formula: 3x^2 – 2x – 2 = 0

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Posted by Admin in Sunday, February 6th 2011 6 comments already

Solve the quadratic equation using the Quadratic Formula: 3x^2 – 2x – 2 = 0

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Posted by Admin in Sunday, February 6th 2011 3 comments already

Solve by using the quadratic formula x^2+1=x

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Posted by Admin in Sunday, February 6th 2011 3 comments already

and factoring. What are the pros and cons of each of these methods? When might each method be most appropriate? Which method do you prefer? Why?

under: Quadratic Formula Tags: completing, Equations, Formula, graphing, Quadratic, solved, square, using

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Posted by Admin in Saturday, February 5th 2011 2 comments already

Solve by using the quadratic formula. 5x^2+5x=3 a. -5+-square root 85 over 10 b. -5+-square root 85 over 5 c. -5+-square root 40 over 5 d. -5+-square root 40 over 10

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Posted by Admin in Saturday, February 5th 2011 1 comment so far

Step by Step instructions are what I need, Thanks!

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Posted by Admin in Saturday, February 5th 2011 3 comments already

Is there a way to avoid using the quadratic formula for quadratic equations with fractions as the solutions? I doubt I’ll be able to remember such an abstract formula

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Posted by Admin in Saturday, February 5th 2011 3 comments already

1. A square of side length X +1 has an area of 6 square units. Find the units of X to the nearest hundreth 2. Is it possible to design a building so that the rectangular ground floor has a perimeter of 50 and an area of 160m ^2? Explain

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Posted by Admin in Saturday, February 5th 2011 2 comments already

I need to summarize the process for finding an algebraic model for data that is quadratic. I know the formula ax^2+bx+c=0 if you want ot help even more… Time(s) Height(m) 0 …………… 0 1 .. …. 35 2 …. 60 3 …. 75 4 …. 80 5 …. 75 6 …. 60 7 …. 35 [...]

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Posted by Admin in Saturday, February 5th 2011 2 comments already

So I have an equation: c = x^2 + 4x + 13 + y^2 + 6y. Let’s say c is a constant. How would I solve for y? I can’t figure it out. Maple tells me that y = -3 ± sqrt(-4 + c – x^2 -4x). How would I get this? I would assume [...]

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Posted by Admin in Saturday, February 5th 2011 6 comments already

I dont understand this at all please help. use the quadratic formula to find zeroes of the following functions. Simplify your answer. 1. y= 1/3x^2-2x+9

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