1,063 Answered Questions for the topic Pre-Calculus

12/14/14

Which of the following functions shown in the table below could be an exponential function?
Which of the following functions shown in the table below could be an exponential function? Check all that apply.x       -3     -2        -1       0         1                2              3f(x)... more
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12/14/14

Which of the following pairs are equivalent statements?
Which of the following pairs are equivalent statements? http://assets.apexlearning.com/Math/200706/19/8166cc8c-9a7a-4aea-a46c-c112215e171b.gif    and... more
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12/14/14

Log Question
Let   http://assets.apexlearning.com/Math/200706/19/28725ad1-2ebf-4766-be9e-2eaf434c4696.gif      What is the value... more
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12/14/14

Which of the following statements are true? Check all that apply.
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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12/14/14

Which of the following functions have a domain of (-8, 8) and a range of (-2, 8)?
Which of the following functions have a domain of (-∞, ∞) and a range of (-2, ∞)? Check all that apply.A. F(x)=3^x+2B. F(x)=3^x-2C. F(x)=0.25^x+2D. F(x)=0.25^x-2
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12/14/14

F(x)=3x^4-x^3+4x-2
For the polynomial shown below, find f(-1).F(x)=3x^4-x^3+4x-2   Identify the relative minimum value for the function shown below.G(x)=x^3-3x^2+2
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12/14/14

H(x)=4x^4+2x-5
Based on its degree, what kind of polynomial is this?H(x)=4x^4+2x-5
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12/14/14

What is another name for this polynomial, based on the number of terms it contains?
What is another name for this polynomial, based on the number of terms it contains?G(x)=5x^9+17x^5
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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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12/14/14

Let h(x)=(g o f)(x)=x^2/x^2+1
Let h(x)=(g o f)(x)=x^2/x^2+1Which of the following could be a possible decomposition of h(x)?F(x)=x^2;g(x)=x/x+1F(x)=x+1;g(x)=x^2F(x)=x+1;g(x)=1/x^2F(x)=x;g(x)=x/x+1
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12/14/14

Assume f(x) = 2x + 8 and g(x) = 5. What is the value of (g o f)(3)?
Assume f(x) = 2x + 8 and g(x) = 5. What is the value of (g o f)(3)? 5701815   It is possible for a system of linear equations to have exactly two solutions. True False
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12/14/14

How many solutions does the following system of equations have?
How many solutions does the following system of equations have?   y-5/x+2     <----equation2y=5x+4     <----equation OneTwoZeroInfinitely many
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12/14/14

Which of the following is the equation of a line perpendicular to the line y = -10x + 1, passing through the point (5,7)?
Which of the following is the equation of a line perpendicular to the line y = -10x + 1, passing through the point (5,7)? 1/10x-y=-13/121/10x+y=-13/21/10x+y=-13/2-1/10x-y=13/2
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12/14/14

Which of the following is the equation of a line parallel to the line y = 4x + 1, passing through the point (5,1)?
Which of the following is the equation of a line parallel to the line y = 4x + 1, passing through the point (5,1)? 4x + y = -19 4x - y = 19 -4x - y = 19 4x + y = 19
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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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Pre Calculus

12/08/14

find (f+g)(x) if f(x)=3x-7 and g(x)=x^2+3x-4
2) (f-g)(x)   3) (f*g)(x)   40 (f/g)(x)
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Pre Calculus

12/06/14

Tanx(sinx+cotx cosx) to secx How do I do this???
I am working with Identites. I'm surpose to go from Tanx(sinx+ cotx cosx) and get to secx.
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Pre Calculus

12/04/14

Solve a triangle with b =7, c =10, and A=51. Round to the nearest tenth.
I need help! At this point i just don't understand it all and there is no point to learn it since we will be moving on to a new lesson after. 
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Pre Calculus

11/30/14

i need help on this question
The angles of a triangle add up to 180 degrees.The second angle is 8 degrees larger than the smallest angle. The third angle is 2 times as big as the smallest angle. Find the measure of the... more
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11/20/14

Precalc help
Find identified term of the geometric sequence. 7th term: 8/5, -16/25, 32/125,-64/625,....
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11/19/14

Need help with graphing...
I have to make a sin equation for the length of day for a city on Jun 21 the longest day of the year day is 15.36 hours long and on Dec. 21 the shortest day of the year the day light is 9 hours.... more
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Pre Calculus

10/15/14

x3 - 4x2 - 11x - 6 = 0
Find all solutions to the equation..
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Pre Calculus

10/09/14

area of rectangle in a circle
Find the area of the largest rectangle that can be inscribed in a circle of radius 4
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Pre Calculus

10/01/14

Circumcircle of a triangle
The circumcircle of a triangle passes through all three vertices of the triangle. It's center is located at the point of intersection of the perpendicular bisectors of the sides of the triangle.... more
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