Isaak B.

06/21/16

Periodic Functions

A man claimed that the inside temperature of his shop should be less than the temperature of the outside for 75 % of the day (24 hours). He immediately found his recording instruments and measured... more

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Nil

06/20/16

i wrote a simple programme. the output was correct in my pc.but when i uploaded it to a wesite the output was different.would someone please tell me why?

the website is hackerrank.and to one of the programmes my output on pc was 3 4 0 0 4 but the same programme when uploaded yields 3 3 0 0 3 for the same test cases.i want to know aout... more

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Themodynamics And Material Science

03/03/16

Water vapour, ice and water are in equilibrium at 0.010C and at a pressure of 613 Pa. Which of these phases would disappear, if

(i) the temperature is decreased, and (ii) the pressure is increased.

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Equation Math Help Logarithms

02/04/16

Logarithmic Stuff

Can you solve for x in this equations : 1/ log3(√(x) + 2 ) = log7x

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Other

02/04/16

Circular Measure

A semicircle of radius 10 cm has diameter AB. AP and AQ are chords of lengths 6 cm and 8 cm respectively.Calculate the are bounded by these two chords and the arc PQ.

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Probability

01/29/16

Again help me........................

In a study of fatal car accidents, some accidents were attributed to high speed or drunk driving. The probability that the fatality was attributed to high speeds was 0.57 The probability that... more

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Sets Cardinal Numbers How To Do It

01/13/16

Find the cardinal number for the set given below.

{x|x is a continent whose name begins with the letter Y} The cardinal number of the given set is what?

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Physics Atoms Energy

01/09/16

Define Energy

Dear teacher People say : energy is the ability to do work But then" what is work ?" I asked : they said " work is energy tranfered by force " Bla , they use energy to define work and work to... more

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Algebra Word Problem

12/18/15

Word problems, help!!

When the product of three consecutive integers is decreased by the cube of the smallest, the result is 85. What are the integers? Three dozen eggs and five loaves of bread cost $6.90; four... more

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Algebra 2

12/17/15

Which is the factored form of x^3+6x^2-25x+18=0?

thanks

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Sets

12/11/15

In a survey of 30 families, the findings were that:

15 families owned dogs, 12 families owned cats x owned both dogs and cats families owned neither cats nor dogs

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College Algebra Word Problem

12/05/15

World problem dealing with systems of linear equations Matrix inverses, i have attempted the problem couple of times, and i also tried creating a table.

A Sasquatch's diet consists of three primary foods: Ippizuti Fish, Misty Mushrooms, and Sun Berries. Each serving of Ippizuti Fish is 500 calories, contains 80 grams of protein, and has no Vitamin... more

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Asymptotes

11/26/15

The equations of the asymptotes

f(x)=P- 3x/(x^2-q^2) The equations of the asymptotes are x = 1 , x = −1 , y = 2. a)Write down the value of (i) p ; (ii) q . (b) Let R be the region bounded by the graph of f , the x-axis,... more

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Engineering

11/26/15

"""""PLEASE HELP ME""""!!!!!!

"""""PLEASE HELP ME""""!!!!!! if i want to be went to flight control software engineering,which engineering can i choose {{software OR Aerospace}}engineering???? reply me immediately

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Differentials Differential Calculus 1

11/24/15

Differential Question

A metal fabricating company produces a cubical box with 5-inch sides, made from sheet aluminum. The standard tolerance for work of this kind is +/- (1/35) inch. What is the resulting possible... more

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Algebra Algebra Question Algebra Help

11/23/15