03/30/15

Help with statistics
1. Determine which of the four levels of measurement (nominal, ordinal, interval, or ratio) is most appropriate.a. Amount of fat (in grams) in cookies.b. Temperatures of ocean at various depths.
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03/29/15

the longest side of the triangle lies opposite which interior angle of an acute and obtuse triangle?
Foe math homework I had to draw an acute and obtuse triangle and measure each interior angle and label I'm not sure how to do this thought can you please give me an example?
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03/29/15

math problem
State the domain and range of the function and sketch its graph:   s(x)= x^2-2x+1/x^3-3x^2
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03/29/15

math problem
Find any x and y-intercepts. Also, list all vertical and horizontal asymptotes:   r(x)=x-1/x+4
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03/27/15

Assume that Pr[A] = 0.4, Pr[B] = 0.7, and Pr[A nB] = 0.3.
events A and B in a sample space S. Assume that Pr[A] = 0.4, Pr[B] = 0.7, and Pr[A ∩B] = 0.3.(1) Pr[B′∩A] = (2) Pr[A′∩B] = (3) Pr[A′∩B′] =
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03/27/15

Find the following probabilities
involving events E, F, and G in a sample space S. Assume that Pr[E] = 0.45, Pr[F] = 0.3, Pr[G] = 0.5, Pr[E∩F] = 0.15, Pr[E∩G] = 0.25, Pr[F∩G] = 0.1, and Pr[E∩F ∩G] = 0.05;. Find the following... more
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03/26/15

Find the vertex, focus, and directix of this parabola. Graph the equation. y^2 - 4y + 4x + 4 = 0
Find the vertex, focus, and directix of this parabola. y^2 - 4y + 4x + 4 = 0 Vertex( , )Focus( , )Directix =   please help!!!  
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03/26/15

Find the vertex, focus, and directix of this parabola. Graph the equation. x^2 = 4y
Find the vertex, focus, and directix of this parabola. Graph the equation.x^2 = 4y Vertex( , )Focus( , )Directix =
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03/26/15

Find the vertex, focus, and directix of this parabola. Graph the equation. (y + 3)2 = 8(x - 2)
Find the vertex, focus, and directix of this parabola. Graph the equation. (y + 3)2 = 8(x - 2) Vertex( , )Focus( , )Directix =   please help!!!  
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03/26/15

What is the sum of the arithmetic sequence 140, 134, 128..., if there are 33 terms?
What is the sum of the arithmetic sequence 140, 134, 128..., if there are 33 terms?Choose one answer. A. 1,364 B. 1,408 C. 1,452 D. 1,496
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03/26/15

What is the sum of the arithmetic sequence 3, 11, 19 ..., if there are 26 terms?
What is the sum of the arithmetic sequence 3, 11, 19 ..., if there are 26 terms?Choose one answer. A. 1,222 B. 1,261 C. 2,486 D. 2,678
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03/25/15

probability qestion
in class we showed that if 1/1000 people have a disease and the probability that a test for disease gives the correct result 95% of the time then the probability that a randomly selected person has... more
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03/25/15

Find the inverse, if possible
C=[1 0 0]     [-2 1 0]     [3 0 2]    1st row=? 2nd row=? 3rd row=?
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03/24/15

Use Cramer's Rule to solve the system
x + 4y -3z = -8 3x - y + 3z = 12 x + y + 6z = 1   det A=? det Ax=? det Ay=? det Az=?
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03/24/15

x^2-2x=8y+23
Write its equation in standard formSketch the graphFor Parabolas, identify the vertex, focus, directrix, and axis of symmetry. For Circles, Identify the center and radius. For Ellipses, identify,... more
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03/24/15

9x^2-4y^2-72x+8y+176=0
Write its equation in standard formSketch the graphFor Parabolas, identify the vertex, focus, directrix, and axis of symmetry. For Circles, Identify the center and radius. For Ellipses, identify,... more
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03/24/15

Use Cramer's Rule to solve the system (write your answer in the lowest term)
x + 4y -3z = -8 3x - y + 3z = 12 x + y + 6z = 1   x=? y=? z=?
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03/24/15

Find the determinant
| 1 -1 3| |-1 2 -2| | 2 -2 4|
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03/24/15

Evaluate AB when
A=-2,2     0,-4     1,6 and B=-4,7,1/4           0,5,2
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03/24/15

Evaluate 1/3k+4/3 j when
J= 2,2     7,1/3 k=1/4,4     5,2/3
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03/24/15

Evaluate x-y when
X=-7,4      2,-5 and y =-5/2,-12/3            2,-1
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03/24/15

Evaluate c+d when
C=2/3,6      4,-3/4 and d= -4/3,-5           -2,-1/4
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03/23/15

Find the inverse, if possible
A= [1 0 2]      [ -1 2 3]      [1 -1 0] (the brackets should actually be connected together) First row=? second row=? third row=?
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03/23/15

What is the sum of a 34-term arithmetic sequence where the first term is 14 and the last term is 146?
What is the sum of a 34-term arithmetic sequence where the first term is 14 and the last term is 146?Choose one answer. A. 2,550 B. 2,720 C. 2,890 D. 2,982
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03/22/15

system of equation
x^2 + y^2 + 2y = 32 x + y + 2xy = 22find x and y :)need clear solutions :)
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