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Can you help me with this 2x2 matrix equation?
Solve for X where E stands for the eye matrix (first row: 1, 0, second row: 0,1).
2 AnswersMathematics4 years agoDusseldorf, Cologne or Bonn for a 4 day trip?
Which of the following cities is more charming and has a lot of sights/things to do?
Also, are there any charming small cities/villages nearby?
1 AnswerNorth Rhine-Westphalia4 years agoWhat to do for an hour or two in Riga, Latvia?
So, I will be in Riga airport for almost 6 hours and I know that the city is only 30 minutes away. I am thinking of visiting the old town and then return. Can anyone give me some tips about what to see and how to get there?
1 AnswerOther - Europe5 years agoHow can I write cos(2t) like a function of sin(t) ?
The answer must contain a polynom or a rational function f(x) ,taking into consideration that cos(2t)=f(sin(t))
4 AnswersMathematics5 years agoHow can I write cos(2t) like a function of sin(t)?
2 AnswersMathematics5 years agoCan you write those two expressions in the form of Csin(x+φ), where C>=0 and -π<=φ<=π?
1) 2sin(x)+3cos(x)
2) 7sin(x)+4cos(x)
1 AnswerMathematics5 years agoCan you help me with the following equations?
1) sin (4x) = cos (3x) in the interval (0,2pi) (It needs to be 8 answers)
2) sin (x) = sin (2x) in the interval (0,2pi) (It needs to be 4 answers)
Mathematics5 years agoHow can I solve this equation system?
-2x-7y+5z=3
It must be in matrices by using the variables s and t.
[xyz] = [...] + [...]s + [...]t.
In the brackets, it's supposed to be a matrix which has 3 rows.
1 AnswerMathematics5 years agoIf A and B are two 2x2 matrices and (A)=1, (B)=6...?
Can you find:
(AB)
(-3A)
(A^T)
((B^6)^-1)
(B^9)
1 AnswerMathematics5 years agoHow can I solve the following complex equations?
z^2=5+12i
z^3=1+i
z^2+(1+4i)z-3+3i=0
3 AnswersMathematics5 years agoHow much do Marlboro reds cost in your country?
24 AnswersBeer, Wine & Spirits5 years agoWhat's the best way to get from Bremen airport to Bremen Hauptbahnhof?
And how much does it cost?
2 AnswersBremen5 years agoCan someone factorise the following polynoms?
So, which are the factors for the following two polynoms?
1) x^4+3x^2-4
2) x^4+7x^2+10
3 AnswersMathematics5 years agoWhich are the simplest plot commands in Matlab?
How to make a simple plot in Matlab?
1 AnswerProgramming & Design6 years agoHow much time from Rome Ciampino airport to Rome centre?
I've got almost 4 and a bit more hours to kill at that airport before my flight and I was wondering if it's worth the time to leave the airport and go to Rome.
1 AnswerRome6 years agoDo you think that there will be riots in Rotterdam between Feyenoord and Roma fans?
Will it be like last week in Rome or nothing will happen?
1 AnswerOther - Soccer6 years agoWhich are your favorite foods to eat outside?
Out of the following:
1. Gyros,kebab
2. Pizza,spaghetti
3. Sushi
4. Tex Mex
5. Hot dog
6. Mc'donalds,Burger King
7. other
3 AnswersOther - Food & Drink7 years ago
