### Basics of X,Y Graphs

Please explain the basics of x,y graphs.

Explore BrainMass

- Anthropology
- Art, Music, and Creative Writing
- Biology
- Business
- Chemistry
- Computer Science
- Drama, Film, and Mass Communication
- Earth Sciences
- Economics
- Education
- Engineering
- English Language and Literature
- Gender Studies
- Health Sciences
- History
- International Development
- Languages
- Law
- Mathematics
- Philosophy
- Physics
- Political Science
- Psychology
- Religious Studies
- Social Work
- Sociology
- Statistics

- Mathematics
- /
- Algebra
- /

Please explain the basics of x,y graphs.

1. Use Descartes` Rule of Signs to determine the possible number of positive real zeros of the function. F(x)=3x cube-4x squared-2x-4 ***************x squared +11x+28 2. Graph: f (x)= ------------------------ ***************x squared +8x+16 ****************3x squared -3x-1 3. Graph: f (x)= ------------------------ ***

1. Find the domain and range of the function: f(x)=6xsquared+4 2. Find the distance between the two plotted points;(-5,2) (4,-4) 3. Using graph of f(x)=x squared as a guide, graph the function; g(x)=(x-3)squared+4 _____________________________________________________________________ 2

1. Find the slope of the line passing through the pair of points (2,-8), (2,2) Answers A.0 B.5/3 C.undefined D.5/2 2. Determine whether the graph of the equations are parallel, perpendicular, or neither -8x-7y=8 6x-2y=8 3. Find the vertex of the graph of the function; f(x)=(x+2)second power=4 A.(-2,-4)

1. Which equation defines y as a function of x? answers a. y=-3x+4 b.y=-3 c.-6x second power -3y second power=4 d.x=10 2. m=-4/5,(5,7) answers a.5x=4y=-15 b.5x=4y=55 c.4x=5y=55 d.4x=5y=-15

Real Analysis Gradient, Divergence and Curl (I) If r = xi + yj + zk and R denote ║r║ Verify (1) ▼R^n = nR^(n-2) r

43. (3y+2) (2y^2-y+3) *44. (4y+ 3) (y^2+3y+1) 46. (m^3-4mn^2)(6m^4n^2-3m^6+m^2n^4) *90. (5-6y)(3y^2-y-7) *91. Office Space. The length of a professor's office is x feet, and the width is x+4 feet. Write a polynomial that represents the area. Find the area if x=10ft. 100. If a manufacturer charges p dollars each

Why does the graph of the basic exponential function lie entirely above the x-axis?

How could you interpret infinity in the y values for costs, a negative x value for time, or a horizontal asymptote in y values for profits?

Please address the following: How do you determine horizontal asymptotes, if any, given the equation for a rational function?

What is the solution to a system of 2 equations represented by 2 parallel lines in the same plane?

Determine the vertical and horizontal asymptotes and sketch the graph of the rational function F. Label all intercepts and asymptotes. F(x) = 1__ x + 4

A=(310 LBS, 37DEGREES), B=(267 LBS, 348DEGREES), C= (148 LBS, 247DEGREES), D= (139 LBS, 167DEGREES) Determine the resultant force by the component method.

Find the resultant force (sum) of these displacements: 400 mi, EAST: 200 km, EAST: 400 km : AND 100mi, NORTH.

A steel beam exerts a force of 350 lbs against a wall at a 60 degree angle from vertical. What is the horizontal component of this force acting perpendicular to the wall?

What are the vertical and horizontal forces of a 1200 N force directed to the right and upward at an angle of 43 degrees with the horizontal?

Please see attachment. Q. Show directly that the function is integrable on R = [0,1] x [0,1] and find (Hint: Partition R into by squares and let N , limUp = limLp = integrable Up = upper Riemann sum of f respect to partition  U(f,p) = Lp = Lower Riemann sum of f respect to partition  L(f,p) =

A FORCE OF 85 N ACTS TO THE LEFT AND DOWNWARD AT AN ANGLE OF 45 DEGREES WITH THE HORIZONTAL. WHAT IS THE EFFECTIVE DOWNWARD FORCE AND WHAT COMPONENT IS ACTING TO THE LEFT?

If function f(x) = x^2-3x-4, find and simplify f(x+h)-f(x)/h

Use words to describe the solution process. No programming. 2. Let G = (V,E) be a graph where V {1,2,3,4,5,6,7,8,9,10,11,12} and E contains all edges connecting to vertices a and b such that ab=0 (mod 3). What is the chromatic number of G? Is G planar?

Please use words to describe the solution process: Let G be a graph with exactly one cycle. Prove that x(G) is less than or equal t0 3. *(Please see attachment for proper symbols)

Please use words to describe the solution process: Let G be a graph with n vertices that is not a complete graph. Prove that x (G) < n HINT: If G does not contain k3 as a subgraph, then every face must have degree at least 4. *(Please see attachment for proper symbols)

Please use words to describe the solution process. Let G and H be the graphs in the following figure (see attachment): Please find x(G) and x(H).

Evaluate the combination or binomial function in the completion 48 factorial over 37 factorial. The answer should equal to 22595200368.

I must write an equation that has the solution x = -2 and graph it. My equation must include combining like terms on the left side and distributive property on the right side. I missed two weeks of class due to illness, and am having a hard time working this out. I just need a sample answer or starting point so that I underst

Graph the attached function (which of the attached graphs is correct?)

13. Let G be a connected graph with (please see the attachment). Prove that G contains exactly one cycle.

Find the critical point set for the given system. *Please see attachment for system

In Z135, the element [4] is a unit. Why? Find the multiplicative inverse [4]^-1 (Please see attachment for proper format.)

27. y'' + 25y = sin(4t), y(0) = 0, y'(0) = 0. Plot the component curves and the orbit, the latter for the rectangle |y|< 0.25 and |y'|< 1. Any surprises? 28. Hearts and Eyes: Find a solution formula for y'' + 25y = sin&(wt), where w is not equal 5. Plot the solution curve of the IVP with y(0) = y'(0), where w=4. Plot t