08/22/18

(9x)/(4-(sqrt(6x-38)))
find the domain  
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08/16/18

Double integral - calculating area
Calculate the area of the region bounded by the two curves, y = 4 - x2 and y = x + 2.   The answer is meant to be 9/2 but I just cannot get it!!! Maybe my bounds are incorrect.... help!
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08/12/18

Find the area of a triangle with legs that are 9mm, 6mm, and 12mm
Is it 37mm? 26.1mm? 12.3mm or 11.6mm
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08/05/18

Dice experiment
In one experiment we throw three dice.Determine the probability that at least on two of them we will get even numbers.
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08/03/18

The lengths of triangle ABC are a, a+2 and a-2 and its area is 17.4, solve a.
Hi I am confused on how to do this question? Help please!
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08/02/18

Do you know the answer to this question? Parallel to y-6x=1 and passing through the point (3,-11) thank you
I don't know how to do this but please help because it is confusing 
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07/29/18

Create a rational function with the following properties: has a hole when x=5, has its only vertical asymptote when x=-6, has a horizontal asymptote of y=7
After you have found what what the function is, list it's zeros.
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07/24/18

determine the slope of the line (0, 3.2) and (-4, 1.5)
Need to make sure I have the correct answer
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07/18/18

Optimisation
A joiner has been asked to construct a set of 80 identical rectangular lockers for a school staffroom. Altogether 99 meters of timber of suitable width is available to make the lockers. Adjoining... more
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07/14/18

Optimisation
Two poles, one 8 meters tall and one 18 meters tall, are 24 metres apart. A length of wire (L) is attached to the top of each pole and it is also stalked to the ground somewhere between the two... more
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07/10/18

Determine length of PB +AR
In Figure, PQRS is a rectangle of area 10. A is a point on RS and B is a point on PS such that the area of triangle QAB is 4. Determine the smallest possible value of PB+AR.  
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07/08/18

Confusing Problem
Hello! If some could post a step-by-step solution to this problem that would be super helpful because I am confused as to how to set this up.    Problem: A coffee company wants a new flavor of... more
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07/07/18

Find an area bounded by a graph
I need help with this task. cx(x^2/a^2+y^2/b^2)=y^2,x=b^2/c  
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07/01/18

volume of this solid
i dont know how to solve this problem : find the volume of the region bounded by x = 1 − y^2 ,x = 2 + y^2, y = −1, y = 1, is revolved about the y-axis ! thank you
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06/27/18

What step is similar when constructing a circle inscribed in a triangle and a circle circumscribed about a triangle? Construct the angle bisectors of each ang
What step is similar when constructing a circle inscribed in a triangle and a circle circumscribed about a triangle? Construct the angle bisectors of each angle in the triangle. Construct the... more
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06/26/18

Use logarithmic differentiation to find y’ : (question in description)
y=(5√x4)cosx ÷ 3(2x+6) simplify answer 
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06/21/18

Find y-values.
Graph the equation. y=-3|x|. Let x=-3,-2,-1,0,1,2 and 3. Find the following y-values.
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06/04/18

A triangle has the following vertices: (-1, 3), (2, 4), (0, -2) It undergoes a dilation. The vertices of the image are (-4, 12), (8, 16), (0, -8). What wa
i need help
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06/03/18

Finding the vertices of a square
A square has centre (2/1) and one vertex is at (5/6) Then there are three points given: P(-3/4) Q(-1,-4) R(5/-4) Q: Which of these points are vertices of the square? The other vertices are Q... more
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06/01/18

If the log of 256 is 2.408, and the log of 1,384 is 3.141, find the log of 1,384/256.
I originally thought it was 1.304 but it is not that. 
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05/30/18

A box without a top is to be made to have a volume of 100 units³ . The length of the box must be four times its width.
Find the demensions of the box that minimize the area.  
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05/10/18

Use the definition of the derivative ((f(x+h)-f(x))/h) to compute dy/dx for y=5/(x-1).
use f(x+h)-f(x))/h, so simplify ((5/x+h-1)-(5/x-1))/h. Step by step calculations please
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05/03/18

The measure of the angles of DEF are in the ratio 2:4:4. What are the measures of the angles
I for get how to do it and I really don't want to fail this quiz tomorrow please help me and I will thank you if you can . 
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05/02/18

2cos2x(sin2x) + sin2x = 0?
I need help solving this problem, Solve the following trigonometric equation on the interval [ 0, 2pi ) : 2cos2x(sin2x) + sin2x = 0?
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04/30/18

Determine the distance from the fire to B.
Lookout station B is located 5 mi due east of station A.  The bearing of a fire from A is S 9°20ʹW and the bearingfrom B is S32°40ʹW. Determine the distance from the fire to B (to the nearest tenth... more
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