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• Yesterday, 09:29 PM
Subhotosh Khan replied to a thread Animals in Arithmetic
3 replies | 25 view(s)
• Yesterday, 01:53 PM
I had skipped mentioning \ x \ne \pm 1 - hoping that OP will catch that. At x=-1, the given function would have a removable discontinuity.
5 replies | 54 view(s)
• Yesterday, 11:25 AM
Subhotosh Khan replied to a thread Solve R in Calculus
Do you know Newton-Raphstone method of approximating roots of algebraic equations.
1 replies | 28 view(s)
• Yesterday, 09:59 AM
Assume your total investment was = $100 Then you had total gain of$6.50 Your non-stock investment lost $2.50 So your$50 stock investment...
1 replies | 34 view(s)
• Yesterday, 09:50 AM
\displaystyle{\dfrac{x \ + \ 1}{1 \ - \ \frac{1}{x^2}}} I would first multiply numerator and denominator by x2 , assuming x \ne 0
5 replies | 54 view(s)
• Yesterday, 09:42 AM
The first thing I would do is to approximately sketch the situation. z=x will be a plane that will contain the y-axis and the line z=x on x-z...
1 replies | 19 view(s)
• 10-18-2018, 07:23 PM
Do you know cos(90-Θ) = ?
2 replies | 68 view(s)
• 10-18-2018, 07:42 AM
How to calculate WHAT of the tower? What other information (besides the picture) is given to you?
2 replies | 64 view(s)
• 10-17-2018, 03:33 PM
Is eleventy-eleven allowed?!!
13 replies | 168 view(s)
• 10-14-2018, 04:08 PM
Do you know that: 5 * (2 * 3 * 4) \displaystyle{\ne} (5 * 2) * (5 * 3) * (5 * 4) ? Same logic - "multiplication" does NOT DISTRIBUTE among...
6 replies | 181 view(s)
• 10-14-2018, 04:02 PM
Do you know that: If y is proportional to the square root of x, then you can write, y = k * (√x), where k is a constant (constant of...
2 replies | 102 view(s)
• 10-14-2018, 12:36 PM
Your problem could be translated to: Calculate the roots of w(x) = (e^x + x) - (3-x), using the Newton-Raphson Method in the interval to an...
4 replies | 125 view(s)
• 10-14-2018, 12:14 PM
Do you know Newton-Raphson Method ?
4 replies | 125 view(s)
• 10-14-2018, 12:08 PM
Have you tried to apply L'Hospital's rule? You may have to apply it several times!
3 replies | 119 view(s)
• 10-14-2018, 07:29 AM
First calculate the partial derivatives of the proposed solutions (functions) and then use those in the given differential Equation and see if the...
2 replies | 93 view(s)
• 10-13-2018, 11:39 AM
1 replies | 80 view(s)
• 10-13-2018, 10:22 AM
First sketch those two ellipses. Join their centers - this is your translation vector. Now think......
2 replies | 74 view(s)
• 10-13-2018, 10:19 AM
The two adjacent angles here are (2x+30) and (3x-20). These are adjacent angles. What should be their sum?
7 replies | 247 view(s)
• 10-13-2018, 10:06 AM
When two st. lines intersect at point, it creates vertical opposite angles and adjacent angles. Do you recall any theorems regarding those...
7 replies | 247 view(s)
• 10-13-2018, 07:30 AM
(2^(k+1) - (-1)^(k+1)) = 2 * 2^k + (-1)^k (2^(k+1) - (-1)^(k+1)) + (2^k - (-1)^k) = 3 * 2^k ....... divisible by 3
2 replies | 85 view(s)
• 10-12-2018, 09:31 AM
2 replies | 125 view(s)
• 10-12-2018, 09:28 AM
Four lines may not meet at one point.
3 replies | 142 view(s)
• 10-11-2018, 02:21 PM
Did you post the complete problem? The information posted is not sufficient to answer the question.
1 replies | 172 view(s)
• 10-10-2018, 11:00 AM
What were the original sizes of A and B?
4 replies | 125 view(s)
• 10-10-2018, 10:57 AM
Is this part of a "bigger" question or it is the complete question? If it is part of a bigger question - please provide the complete question.
4 replies | 148 view(s)
• 10-10-2018, 09:21 AM
As I understand your question: Given f(x) = 3k+2 find the value of k such that lim x->6 f(x) = f(6). However, (3k +2) is not a function of 'x'....
9 replies | 234 view(s)
• 10-10-2018, 05:16 AM
15 replies | 509 view(s)
• 10-09-2018, 11:03 AM
Which way - from base up(towards the apex) or from apex to base? I am assuming it is a right-circular cone. What is the volume of such cone when...
1 replies | 48 view(s)
• 10-09-2018, 05:50 AM
Did you get the part A correct?
15 replies | 509 view(s)
• 10-08-2018, 04:49 AM
There is something very wrong with your problem statement! That should be: (3*n-2)2 The expression for summed series is not correct for even...
4 replies | 340 view(s)
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