07/11/18

sector of circle
A sector with central angle θ is cut from a circle of radius R = 24 inches , and the edges of the sector are brought together to form a cone. Find the magnitude of θ such that the volume of the... more
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06/07/18

Determine algebraically whether the function is even, odd, or neither.
Determine algebraically whether the function is even, odd, or neither. (show all work for full credit!)   f(x) = x^3/x^2+1
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06/02/18

Derive the Equation
Let y=x^7-4x^5+8x^3-2x-7 Then y(2) is --- Then (dy)/(dx) is ---  (d(2))/(dx) is ---  The second derivative of y is ---  and y''(2) is -----
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05/17/18

Algebra 2 Ration Exponents
Megan and Julie are stuck simplifying radical expressions. Megan has to simplify the quantity of x to the one third power, over x to the one twelfth power. Julie has to simplify the thirty second... more
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05/08/18

Center coordinates of a circle.
Given three noncollinear points: A(x1,y1), B(x2,y2), C(x3,y3), what are the coordinates of the center of the circle containing these points in terms of the points? Everything I try to look up is... more
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04/29/18

Solve the logarithmic equation. Be sure to reject any value that is not in the domain of the original logarithmic expressions. Give the exact answer.
log 3 (x + 6) + log 3 (x - 6) - log 3 x = 2
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04/25/18

Is a straight line actually a circle?
Hi there,   A straight line wrapped around the world would eventually come back to join the beginning of the line. We often describe this when describing parallel lines for example. However,... more
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04/23/18

Explain why the constant sum of the difference from any point P on the ellipse to the Focus F1 and F2 is 2a.
I am supposed to explain this and I kind of know what it is because we learned it in class but my teacher wants a very percise answer so help please. 
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03/25/18

Maximum dimensions
The owner of the Rancho Los Feliz has 3120 yd of fencing to enclose a rectangular piece of grazing land along the straight portion of a river and then subdivide it by means of a fence running... more
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03/25/18

Maximum volume
By cutting away identical squares from each corner of a rectangular piece of cardboard and folding up the resulting flaps, an open box may be made. If the cardboard is 12 in. long and 8 in. wide,... more
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03/19/18

Parametric equation that describes Motion
Write a set of parametric equations to describe the motion of a golf ball that is hit with a velocity of 105 ft/s at an angle of 30°.
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03/13/18

Can you help to prove this?
(sinx+1)(sinx-1)=cotx*sinx-2cosx
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03/11/18

Convert to Polar and Rectangular Form:
1.) Convert   cos 3pi/4 + isin 3pi/4    into rectangular form.      2.) Given:   z1 = 2(cos pi/3 + isin pi/3) and z2 = -5-5√3 I   answer the following questions:   a) Express z2 in polar... more
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03/11/18

Rewrite cscθ/cotθ in terms of sine and cosine.
Rewrite cscθ/cotθ in terms of sine and cosine. Simplify your answer. 
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03/08/18

A rocket's path is graphed by the function f(x) = x^3 - 8x
A rocket's path is graphed by the function f(x) = x^3 - 8x, where x refers to time after launch (s). At what point after its launch would you release its thrusters in order for its tangent path to... more
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02/28/18

Math problems please help
During a polar vortex last winter, the temperatures followed a regular pattern each day for a week: the maximum temperature was –4° F each day at 5:00 pm and the minimum temperature each day was –... more
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02/20/18

What are the asymptotes for R(x)= (x^2-4x+4)/x-2
Also when finding the horizontal As. do you times by 1/x or 1/x^2?
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02/15/18

How many calls to mystery are made (including the first call) of mystery(0, 4, 5) when arr = {1, 2, 3, 5, 7}?
Give the following code:private int[] arr;public int mystery(int low, int high, int num) { int mid = (low+high) / 2; if (low > high) { return -1; } else if (arr[mid] < num) { return... more
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12/02/17

How do I find the greatest integral lower bound of the function below?
f (x)= 4x^2-2x^2-12x+1
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11/07/17

PLEASE ANSWER THIS
ODEF is a square. In terms of a, find -point e is (2a, 2a). point f is (0, 2a). point o is (0,0) and point d is (2a, 0) 2. The area of the square 3. The midpoint of FD 4. The midpoint of OE Point... more
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10/16/17

Constructing a polynomial function
Construct a polynomial functionf(x) that has all the following properties (there is more than one possible answer): f has degree 6, f has four real zeros (not all distinct), 2 is a zero of... more
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10/11/17

MATH HELP ASAP Please
Given the function h: |x − 1| < 0.2 =⇒ |h(x) − 4| < 1. a) Can you guarantee that there exists δ > 0 such that |x − 1| < δ =⇒ |h(x) − 4| < 0.5?If the answer is yes, provide one such... more
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07/29/17

What would be the c code form the following intel assembley
.file "mystery.c" .comm num,1600,32 .text .globl add .type add, @functionadd:.LFB2: .cfi_startproc pushq %rbp .cfi_def_cfa_offset 16 .cfi_offset 6, -16 movq %rsp, %rbp .cfi_def_cfa_register 6 movq... more
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04/01/17

Find an angle theta such that 0 degrees less than or equal to theta less than or equal to 360 degrees is coterminal with -1,230 degrees?
Find an angle theta such that 0 degrees less than or equal to theta less than or equal to 360 degrees is coterminal with -1,230 degrees?
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03/07/17

Is it possible to write out the first few terms of the series (1 →∞) n x sin(1/n)? Does it matter if you evaluate sine with degrees or radians?
Background information: nsin(1/n) diverges using the Test for Divergence.   I was playing around on my calculator and I noticed that no matter what term number you use the output of nsin(1/n) is... more
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