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emma
Simple trig problem help?
Find csc(pi/4)
The way I solved this was knowing that csc= 1/sin, and that the coordinate for pi/4 on the unit circle is v2/2. so, I said 1/(v2/2) which would be 2/v2. However, I know the answer to be just v2. How is this? Can someone explain, showing work? Thank you!
2 AnswersHomework Help9 years ago¿Soy estadounidense y tengo algunas preguntas de espana!?
Hola,
Soy una chica estadounidense de 15 anos, y en el otono voy a estudiar en espana por un semestre! Me encanta tu pais, y estoy muy emocionada para aprender mas de tu idioma y cultura. asistire a un colegio publico, problamente en Madrid, y tengo algunas preguntas sobre el colegio!
Primero, en cual grado estare? Tengo 15 anos, y voy a tener 16 en el octubre. es el mismo que aqui, como el colegio tiene los grados 9, 10, 11, y 12?
Segundo, como haceis las matematicas en espana? Son mas dificiles que aqui? Aqui en la novena grado tenemos algebra 1 o geometria, el ano que viene tenemos algebra 2, y pre calculus y calculus. Ahora, estoy en la novena grado y estoy en la clase de Algebra 2. En cual clase estare?
Muchas gracias por todo! Lo siento que mi espanol es horrible, pero estoy intentando mucho! Gracias!
1 AnswerOtros - Educación1 decade agoLooking for a song about secrets?
Hi,
I'm looking for a song about keeping secrets, especially about how you have a secret you want to tell and it kills you everyday to lie to the people you love but you know you have to for a reason. yeah it relates to my life...
Thanks!
2 AnswersOther - Music1 decade agoEasy please help with Visual C++ 2008 and Directx SDK?
Ok, today i switched from dev c++ and allegro to this. Im completely lost with the new environment, i dont get all the types of different files, i have absolutley no idea how to use directx, and i cant get any of their samples to work. somebody please help me with these issues!!!
1 AnswerProgramming & Design1 decade agoHelp recently switched from Dev C++ to microsoft visual studio c++ express edition 2008?
ok, so today i switched because i heard good things about this one. so as a test i tried running a simple program:
#include <stdafx.h>
#include <iostream>
using namespace std;
int main()
{
cout<<"Hello";
cin.get();
}
it wont work! it works on dev c++, but not this. whats wrong?
1 AnswerProgramming & Design1 decade ago