188 Answered Questions for the topic Precalc

01/13/20

Need help with this problem!!
Given that        and      , answer the following.What is        ? (Answer as a simplified polynomial expression.) What is        ? (Answer as an integer.) 
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01/13/20

Need help with this problem
What is the domain restriction on the inverse of the function below?          The domain only includes numbers where the following is true.    (Answer with an integer.)
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01/13/20

Need help on how to do this problem!!
Solve for :       The lower (or only) solution for this equation is    The higher solution for this equation is    The solution     is an extraneous solution (if any).(Fill in each with an integer... more
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01/13/20

need help on how to do this problem!
Solve for :       The lower (or only) solution for this equation is    The higher solution for this equation is    The solution     is an extraneous solution (if any).(Fill in each with an integer... more
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01/13/20

Need help on how to do this problem!!
Solve for :       The lower (or only) solution for this equation is    The higher solution for this equation is    The solution     is an extraneous solution (if any).(Fill in each with an integer... more
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01/13/20

need help on how to this problem
Solve for :      The lower (or only) solution for this equation is    The higher solution for this equation is    The solution     is an extraneous solution (if any).(Fill in each with an integer... more
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01/13/20

Need help on how to solve this problem
Solve for :     The lower (or only) solution for this equation is    The higher solution for this equation is    The solution     is an extraneous solution (if any).(Fill in each with an integer or... more
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01/13/20

Need help on how to solve this problem!!!
Solve for :      The lower (or only) solution for this equation is    The higher solution for this equation is    The solution     is an extraneous solution (if any).(Fill in each with an integer... more
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01/13/20

Need help on how to solve this problem!!!
Solve for :    The lower (or only) solution for this equation is    The higher solution for this equation is    The solution     is an extraneous solution (if any).(Fill in each with an integer or... more
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12/15/19

Need help to know how to do this problem
A parabola has a focus located at     and a directrix of   .What are the coordinates for the vertex?     The equation for this parabola in vertex form is as follows:         
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12/15/19

Need help on how to do this problem
A parabola has a focus located at     and a directrix of    .What are the coordinates for the vertex?     The equation for this parabola in vertex form is as follows:         
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12/15/19

Need help to know how to do this problem!!
A parabola has a focus located at      and a directrix of    .What are the coordinates for the vertex?     The equation for this parabola in vertex form is as follows:         
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12/15/19

Need help to know how to do this!!!
A parabola has a focus located at      and a directrix of    .What are the coordinates for the vertex?     The equation for this parabola in vertex form is as follows:         
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12/15/19

Need help to know how to do this problem!!
Consider the function    .What are the coordinates of the vertex of this function?     What are the coordinates of the focus of this function?     What is the equation for the directrix of this... more
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12/15/19

Need help to know how to do this problem!!!
Consider the function        .What are the coordinates of the vertex of this function?     What are the coordinates of the focus of this function?     What is the equation for the directrix of this... more
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12/15/19

Need help to know how to do this problem!!!
Consider the function          .What are the coordinates of the vertex of this function?     What are the coordinates of the focus of this function?     What is the equation for the directrix of... more
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12/15/19

Need answer help Asap!!!
Consider the function        .What are the coordinates of the vertex of this function?     What are the coordinates of the focus of this function?     What is the equation for the directrix of this... more
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12/15/19

Need help with this!!!
Consider the function         .What are the coordinates of the vertex of this function?     What are the coordinates of the focus of this function?     What is the equation for the directrix of... more
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12/13/19

Let theta be an angle in quadrant II
Let theta be an angle in quadrant II such that tan theta = -3/4. Find the exact values of cos theta and csc theta
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12/03/19

What Fraction of The Circumference Radians
4pi/3 Describe what fraction of the circumference of a full circle is spanned by an angle with the given measure
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12/02/19

Precalculus Word Problem - 3 by 3 or 2 by 3 function
A total of $5000 is invested at 2%, 3% and 4%. The amount invested at 4% equals the total amount invested at 2% and 3%. The total interest for one years is $145. If possible, find the amount... more
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10/30/19

Finding exponential decay given half-life problem
The half-life of a certain radioactive substance is 10 years. Initially there are 100 grams of the substance. Let A(t) be the number of grams of the substance at time t years. Find each of the... more
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10/30/19

Continuous compound problem
How long will it take for an investment of $1000.00 to grow to $6000.00 at an interest rate of 3% if interest is compounded a) 3 times per yearb) Continuously
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10/09/19

Given some zeros of a polynomial function find all zeros of the function
P(x) = 2x^4 - x^3 - 27x^2 + 16x - 80, with zeros: 4, -4
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08/31/19

Math Review Help
The pilot of a hot-air ballon would like to know the angle of depression to a landing spot that is 125 meters away. If the pilot's altitude is 125m, what is the measure of the angle of depression... more
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