06/06/13
Explain in your own words how the principle of square roots is used to solve quadratic equations.
What form must a quadratic equation be in to use the principle of square rootsfor solving? Demonstrate the process using your own example orsolve thequadratic equation x2 + 6x -16 = 0 by...
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06/06/13
Needed help with this math question.
y= 4x^2 +6x - 2
Using the quadratic formula to identify any x-intercepts on the graph of this equation x=? or are there no x- intercepts?
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06/06/13
Needed help with this math question.
2x^2 +8x =24
What's the solutions x=?
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•2
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06/06/13
Needed help with this math question.
f(x) = x^2 + 8x - 4
What is the minimum y - value y=?
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06/06/13
Needed help with this math ?
f(x) = x^2 -10x - 1
What is the vertex of the parabola in a ordered pair?
06/05/13
Needed help with math question?
Identify some distinct characteristics of the graph of a quadratic function.
Make use of the coefficients a, b, & c of the function to answer the following questions:
1) How can one tell if...
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05/31/13
Needed help with this math question.
f(x) = 8x - 2 +8x^-2
Is this a polynomial function? If so what's it's degree and type?
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05/31/13
Needed help with this math question.
f(x)= 1/x^2 - 7
Is f(x) a polynomial function ? If so what's it's degree and type?
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05/31/13
Needed help with this math question.
f(x)= 5x^2 - 3x + 4
Does f(x) represent a polynomial function? If so what's it's degree and type?
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05/31/13
Needed help with this math question.
f(y)= y+1/y^2 - y
What is the domain of this function?
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05/31/13
Needed help with this math problem.
(y - 3) (y - 6) = 0
y equals what ?
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•2
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05/29/13
Needed help with this math question.
Use f(x) = x+3 and g(x) = f+8 to find each of the following
(a) (f+g) (x)=?
(b) (f-g) (x)=?
(c) (fg) (x) =?
(d) (f/g) (x)=?
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05/29/13
Needed math help with this question.
Does f(x) represent a polynomial function?
f(x)= 3x -^3 + 9x - 3
If so what is the degree and type of polynomial function?
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05/29/13
Needed help with this math problem.
Does f(x) represent a polynomial function?
f(x)= 1/x^4 - 1
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05/28/13
Needed help with this math problem ?
Does f (x) = 5x + 9
Does f (x) represent a polynomial function yes or no?
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•2
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05/28/13
Needed help with math problem.
C (x)= -4/x^2 - 16
What is the domain?
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05/28/13
What is the domain and range of this function in interval notation??
f (x)= x^2 + 6
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05/28/13
Needed help solving this math problem ?
The length of a rectangle banner is 5 ft. longer than its width. If the area is 84 square ft. what is the dimensions.
The width of the banner would be what?
The length of the banner would be what?
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05/28/13
Needed help solving this math problem
x^2 =4x + 45
What does x=?
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05/28/13
Needed help solving this math problem.
The height and feet of an airborne tee shirt t seconds after being launched can be approximated by height = -15t^2 + 135t + 10, 0 < t <
Help me find the times where the tee shirt will reach...
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05/28/13
Need help solving this equation.
(x - 2) (3x+7) = 0
What does x equal
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