346 Answered Questions for the topic Quadratic Formula
Quadratic Formula
09/28/14
how to solve this problem in steps
x2-x-6=0
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Quadratic Formula
09/27/14
Determining height/width of rectangle
I've been given the perimeter and area of squares/rectangles. I used the quadratic equation to find 2 values: =(P+-(sq.rt((P*P)-16A)))/4 (sorry, my keyboard has no carrot symbol). Is there any...
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Solve for t when the object hits the ground. Fill in the blanks of the quadratic formula.
If an object is thrown vertically upward with an initial velocity of v, from an originial position of s, the height h at any time t is given by
h = -16t^2 +vt + s (where h and s are in ft, t is...
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Quadratic Formula
07/18/14
what is the role of a in the quadratic formula?
what is the role of 2 in the f(x)=2x2+ 4x + 2
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07/17/14
Use 4r^2-28r=49 to answer problems
1. Solve by completing square
2. Use the discriminant to find the number of unique real solutions
3. Solve with quadratic formula
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Quadratic Formula
06/14/14
predicting x-intercepts
The graph of a quadratic function can have 0, 1 or 2 x-intercepts.How can you predict the number of x-intercepts without drawing the graph or (completely) solving an equation?
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06/10/14
Everything Quadratic
In my 8th grade Advanced Algebra class, my group is moving extremely slowly due to constant chattering. I find it frustrating and would like to have the math skills to go into Advanced Geometry...
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Quadratic Formula
06/10/14
quadratic formula
Solve the equations using the quadratic formula;
5x2+2x-3=0 and x2+x+3=0
Please help...thank you
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Quadratic Formula
05/24/14
Need to be shown how to fully do the quadratic formula n^2 - 4n - 1 = 0
n^2 - 4n - 1 = 0
Need to be shown how to fully do the quadratic formula and fully simplify
Quadratic Formula
05/24/14
Need to be shown how to fully do the quadratic formula
1. x^2 - 8x = -12 and 2. n^2 - 4n - 1 = 0 Solve using the quadratic formula and simply simplify
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05/09/14
exact solution help
Find the exact solution simplify as much as possible and show work
5x2+1=4x
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Quadratic Formula
04/24/14
5x^2-8x-4=0 solve using quadratic formula
I know the answer is -2/5, 2 but I can not write it out with that number. can you help me see the steps. thank you
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Quadratic Formula
04/23/14
3x^2+14x-5=0 solve quadratic fomula
3x^2+14-5=0 I know the answer is 1/3, -5. But I have tryed and cannot get that. pleases show me the steps. i must be missing thank you so much
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Quadratic Formula
04/23/14
4x^2-17x-15=0 solve quadratic formula
I know the answer is 5, -3/4 but I am missing something. please help show each step and use quadratic formula. thank you
Quadratic Formula
04/23/14
x^2-49=0 solve using quadratic formula
x^2-49=0 I know the answer is 7,-7 but I am not able to get that. please show me the steps so I can see what I am missing thank you
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04/06/14
How to solve quadratic functions that contain fractions?
What is the best way to solve a quadratic equation that contains fractions? An example is 1/2x - 2x = 3/2
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Quadratic Formula Math
03/31/14
math question 2 week 7
What is the quadratic formula?What is it used for?Provide a useful example of a quadratic equation for someone to solve. Show your steps or at least some of your steps in how you derived to your...
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Quadratic Formula
03/03/14
use the quadratic formula to solve 3v^2+4v-1=0
can you show me step by step using the quadratic formula to solve 3v^2+4v-1=0. Also how to recheck answer step by step.
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02/09/14
6x2+8=20x-8 the 6x is squared
the 6x is squared. I know the answer is 2,4/3 but i am unsure how to write it out. please help. thank you
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02/03/14
Can you think of one real-world example of when the concept of functions might be useful? Do you think you will ever use functions in your life to solve probl
Can you think of one real-world example of when the concept of functions might be useful? Do you think you will ever use functions in your life to solve problems? If yes, explain how and why; if...
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Quadratic Formula
01/28/14
3x^2+28x+16=14 solve the quadratic
Use the quadratic formula to solve the quadratic
01/06/14
Use the quadratic formula to find all solutions in the interval [0,2pi): tan^2x-6tanx+4=0
This is for my trig class, thanks for the help! If you could, could you please show all your work? Thanks again!
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01/05/14
Use the quadratic formula to find all solutions in the interval [0,2pi): tan^2x-6tanx+4=0
This is for my trig class, thanks for the help!
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01/03/14
Use the quadratic formula to find all solutions in the interval [0,2pi): tan^2x-6tanx+4=0
This is for my trig class. Thanks for the help!
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3
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