Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing

This Question is Closed

xxxtechmanxxx Group TitleBest ResponseYou've already chosen the best response.0
\[A = \left[\begin{matrix}a & b \\ c & 0\end{matrix}\right] and B = \left[\begin{matrix}1 & 0 \\ d & e\end{matrix}\right]. \]
 2 years ago

xxxtechmanxxx Group TitleBest ResponseYou've already chosen the best response.0
Giving your answer is terms of a,b,c,d, and e, a)Write down A+B b)Find AB
 2 years ago

xxxtechmanxxx Group TitleBest ResponseYou've already chosen the best response.0
Help?
 2 years ago

eliassaab Group TitleBest ResponseYou've already chosen the best response.0
for A+B add the corresponding elements of A and B
 2 years ago

seidi.yamauti Group TitleBest ResponseYou've already chosen the best response.0
a11=a+1 a12=b+0=0 ...
 2 years ago

eliassaab Group TitleBest ResponseYou've already chosen the best response.0
\[ A+B=\left( \begin{array}{cc} a+1 & b \\ c+d & e \end{array} \right) \]
 2 years ago

eliassaab Group TitleBest ResponseYou've already chosen the best response.0
\[ A B=\left( \begin{array}{cc} a+b d & b e \\ c & 0 \end{array} \right) \]
 2 years ago

xxxtechmanxxx Group TitleBest ResponseYou've already chosen the best response.0
Alright, but how do I do that? I'm a bit new to Matrices.
 2 years ago

eliassaab Group TitleBest ResponseYou've already chosen the best response.0
\[ A = \left[\begin{matrix}a & b \\ c & 0\end{matrix}\right] \text { and } B = \left[\begin{matrix}1 & 0 \\ d & e\end{matrix}\right]\\ c_{1,1}= a (1) + b(d)=a + bd\\ c_{1,2}= a (0) + b(e)=be\\ c_{2,1}= c(1) +0(d)=c\\ c_{2,2}= c(0) +0(e)=0\\ \]
 2 years ago

eliassaab Group TitleBest ResponseYou've already chosen the best response.0
Did you understand?
 2 years ago

xxxtechmanxxx Group TitleBest ResponseYou've already chosen the best response.0
Yes! Thank you!
 2 years ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.