329 Answered Questions for the topic Algebra 2 Help

Algebra 2 Help

01/14/15

f(x) = x2 - 2x - 11 and g(x) = 3x - 2 find the rule that represents the expression f(g(x))
please help!!!
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01/13/15

Any ideas on how to do this?
During the period between 2001-2011, the average price of an ounce of gold doubled every 4 years. In 2001, the average price of gold was about $270 per ounce.   Year      Average Price of an... more
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Algebra 2 Help

01/13/15

10/2x+1+4/3=2
I need help in algebra 2. I don't really understand what we are doing in class
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Algebra 2 Help Quadratic Equations

12/22/14

Please help! Mrs. Meckley wants to build a swimming pool surrounded by a sidewalk of uniform width. How wide should the sidewalk be
Mrs. Meckley wants to build a swimming pool surrounded by a sidewalk of uniform width. She wants the dimensions of the pool and sidewalk to be 26 meters by 20 meters. The pool has an area of 216... more
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12/18/14

The answer I got for this isn't making sense to me.
A person deposits $5000 into a investment account at the end of each year for 10 years. The account earns 4% interest annually. What is the future value of the annuity after the 10th deposit? 
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12/18/14

Geometric series?
A ball is dropped from an initial height and allowed to bounce repeatedly. On the first bounce (one up-and-down motion), the ball reaches a height of 32 inches. On each successive bounce, the ball... more
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Algebra 2 Help

12/15/14

If x^3+y^3=200 and xy(x+y)=100, what is the value of (x+y)^3
I also need the work used to find answer
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12/14/14

Which of the following expressions is a polynomial?
Which of the following expressions is a polynomial?F(x)=-3x^4√x+13x^2-5xF(x)=2/x^2-15xF(x)=x^3-11x^2+3^xF(x)=2x^3-5x^5-2/9x^2+9
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12/14/14

What is the degree of the following monomial?
What is the degree of the following monomial?-3f^3g^4h^5
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Algebra 2 Help Math Algebra 2 Precalculus

12/13/14

If sin ? = -2/3, which of the following are possible?
18. If sin θ =4/5 and is in quadrant 2, the value of tan θ is _-4/3____. <---- my answer. is it correct?   3. If sin θ = -2/3, which of the following are possible? Check all that apply.cos θ =... more
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12/13/14

Which of the following functions have a domain of (-8, 8) and a range of (-2, 8)?
3. Which of the following statements are true? Check all that apply. A. F(x)=1/2 (3)√(x-2) has the same domain and range as f(x)= 3√x. (the three goes on the hook of the square root symbol on both... more
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12/13/14

According to Descartes' rule of signs, how many possible negative real roots could the following polynomial function have?
According to Descartes' rule of signs, how many possible negative real roots could the following polynomial function have?                               F(x)=3x^4-5x^3+5x^2+5x-2 Four Three One Two... more
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12/12/14

According to the fundamental theorem of algebra, how many zeros does the polynomial below have?
11. According to the fundamental theorem of algebra, how many zeros does the polynomial below have?                             F(x)x^4+5x^3+10x^2+20x+24 12. If you know that 7 + 2i is a root of a... more
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Algebra 2 Help Math Algebra Help Math Help

12/12/14

What is the maximum number of relative extrema contained in the graph of this function?
6. What is the maximum number of relative extrema contained in the graph of this function?                    F(x)=3x^5-x^3+4x-2 7. In which direction does the left side of the graph of this... more
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Algebra 2 Help Math Algebra 1 Algebra 2

12/12/14

What is the degree of the following monomial?
1. What is the degree of the following monomial?-3f^3g^4h^5 2. Which of the following expressions is a polynomial?F(x)=-3x^4√x+13x^2-5xF(x)=2/x^2-15xF(x)=x^3-11x^2+3^xF(x)=2x^3-5x^5-2/9x^2+93. What... more
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Algebra 2 Help Math Algebra Help Math Help

12/11/14

If f(x)=x^2+3x+5, what is f(a+h)?
1. If f(x)=x^2+3x+5, what is f(a+h)?(a+h)^2+3(a+h)+5(a+h)a^2+2ah+h^2+3a+3h+5(x^2+3ax+5)(a+h)H^2+3a+3h+5   2. Which of the following is true about the function below? 1/√x-6 Its domain is (6, ∞)... more
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Algebra 2 Help Math Algebra Help Math Help

12/11/14

Which function represents a translation of the graph of y=x^2 by 10 units to the left?
1. Which function represents a translation of the graph of y=x^2 by 10 units to the left? Y=x^2+10 Y=10x^2 Y=(x-10)^2 Y=(x+10)^2 2. In the function y=1/3x^2, what effect does the number 1/3 have on... more
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Algebra 2 Help Math Algebra Help Math Help

12/11/14

Which of the following are solutions to the following equation?
13. Which of the following are solutions to the following equation? 4x^2-100=0 Check all that apply. -10 -5 5 10 14. The value -1 is a solution for x^2-6x+5=0. True False 15. Describe the roots of... more
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12/08/14

Solve for d?
Solve each formula for d.  t=(2d)/(g)^(1/2)   v=(2gd)^(1/2)
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12/08/14

Can you explain how to do this?
You've been asked to help decorate for a school dance, and the theme chosen is "The Solar System." The plan is to have a bunch of papier-mâché spheres serve as models of the planets, and our job is... more
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12/07/14

I'm confused..
The total wages W in a metropolitan area compared to it's population p can be approximated by a power function of the form W=a*p^(9/8) where a is a constant. About how many times as great does the... more
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12/04/14

I got this problem wrong on my homework so I want to know what I did wrong. Can someone help me?
The side length of a 243-gram copper cube is 3 centimeters. Use this information to write a model for the radius of a copper sphere as a function of its mass. Then, find the radius of a copper... more
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Algebra 2 Help Algebra Word Problem

12/02/14

need help on understanding this long word problem. IT would be of great help!
IN 2005, the population of the world was about 6.45 billion people with an annual rate of increase of about 1.25%.    a. What type of function can be used to model the population of the world?... more
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12/02/14

Help? I feel like I might be overthinking this..
One method used to irrigate crops is the center-pivot irrigation system. In this method, sprinklers rotate in a circle to water crops. The challenge for the farmer is to determine where to place... more
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Algebra 2 Help

11/24/14

Maximize inequalities help
Maximize z=4x+6y   subject to:   x+y≥3   y≤5   x≤4   x≥0,y≥0
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