G(jw)=0=(k(jw)^2+k(jw)+k)(6w^3-9w)
how do i go about finding a value for w when k= 50, 100 and 1000 i know it will be the same method for each if u can help please do
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Hi, does anyone know how to convert numbers from infix form to prefix from when negative numbers are involved?
say, will converting (-3 + 4) +5 will result in ++-345?
is this correct?
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I have difficulty doing this question. Please help, thanks.
The variables x and y are related in such a way that when y^2 is plotted against x^2y, a straight line is obtained which passes th...
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Isabel was making a rectangular strips 2 units wide using 2 x1 tiles. She was interested in the number of different strips of each length she could make. Here are some of her examples arranged acc...
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Hi all, I'm facing a problem in this differentiation question. Please help me solve it. Thanks so much.
y = (cos^2x)/ x
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Q1.A particle moves in a straight line and its displacement ,x metres, from a fixed point O, t seconds after passing O, is given by x= 12t - t^3.
(a)calculate the velocity of the particle when...
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Hi all
I am doing some self study using 'Higher engineering mathematics' fourth edition by John Bird. I have got to the Trig sections and are working on the assignment questions but there are no...
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How can I get the inverse tangent of a value in VB .net?
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i only manage to get B = 1 then im lost
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i have write a program to calculate , but it didn't run in my ideal, hlep me
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The underground temple of the lost civilization of the Ancient Primes qwas recently discovered deep in a South American jungle. The keys to the temple were discovered long ago. There are 25 of the...
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2(tanx-1)^2 = 3(sec^2(x) -2)
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House Points
Year 9 Maths teacher Mr Stan Deliver has his class practicing mental arithmetic. He gets each student to choose a set of consecutive numbers, none of which ends in zero. The stude...
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Hi,
Can anyone point me in the right direction with this question?
An isotropic elastic circular cylinder of radius a is fitted inside a rigid cylindrical case of inner radius a. The conta...
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How do i do them?
Heres 1 Im stuck on...
2x+3y=1
3x-2y=8
Please Please Please Please help
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The product of two whole numbers is 10,000,000. None of them is a
multiple of ten. What is the sum of both the numbers?
A – 20, B – 78253, C – 4264, D – 29574, E – 35233
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I know, I know, I know, this is a SQL question, but I think it might come down to the way the computer is interpreting the equation I'm using, so I thought it might be helpful to post it here. Ple...
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I have the follwing question from my exam revision sheets:
"the lengths of a species of worm are normally distributed with a mean length of 21cm and a standard distribution of 1.5cm. find...
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Please help me with these 2 problems:
1. These planks have been piled on top of each other at a construction
site. Where is the highest point located, at A, B, C, D, or E? (Picture atta...
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Here's a problem which seems simple enough but quickly becomes complicated.
Quote:
Suppose I have 3 friends and assign a different present to each friend. Purely for wh...
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Points (a,b) (c,d) and (e,f) are points on a map
I want to calculate the co-ordinates of point (a,b)
s1 and s2 are known length (about 3 miles)
Co-ordinates of (c,d) and (e,f) are kn...
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Can someone help me here?
I need the equation of a curve that passes through three known points. At two points the tangential angle of curve is 0. The third known point is the point of contrafle...
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The optimum daily intake of vitamins is 10 units of b1, 8 units of b2 and 12 units of b12.
But the vitamins cannot be obtained in pure form.
VIT tablets are £1.00 and each contain 1 b1, 1...
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What does ¬ stand for? And what is it?
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Please help me with this question:
A farmer has four straight pieces of fencing: 1, 2, 3, and 4 metres in length. What is the maximum area, in metres, that he can enclose by connecting the piece...
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