Sunday

January 25, 2015

January 25, 2015

Posted by **Jon** on Tuesday, February 26, 2008 at 1:42pm.

A=[17 2 3]

[11 4 -9]

B=[10 6 -7]

[-4 3 0]

C=[1]

[2]

[-2]

1)Find A-B

[17-10] [2-6] [3--7]

[11--4] [4-3] [-9-0] =[7 -4 10]

[15 1 -9]

2)Find BC, if possible.

10(-1) 6(2) -7(-2)

-4(-1) 3(2) 0(-2) =[-10 12 14]

[4 6 0]

(I hope this posts right)

**Answer this Question**

**Related Questions**

Math: matrices - If A and B are both square n x n matrices, If AB = I, prove BA...

Math - I have a few questions about T-Matrix. In excel, I am suppose to work ...

linear algebra - if: A and B are matrices and A^2 is similar to B^2 Is A ...

matrices - Find the value of "a" if the deteminant of (6 3) (4 a)IS: a)6 b)3 c)0...

math - step by step how do we find the value of x and y in this matrices by the ...

math - step by step how do we find the value of x and y in this matrices by the ...

Math Linear Algebra - Find the inverses of the matrices. Let A = 1 2 5 12 b1 = -...

Matrices (math) - 0.433= (45.6*A) + (3.152*B) 0.3363= (11.92*A) + (37.675*B) ...

Linear algebra - find the inverse of the following matrices if they exist. [1 -2...

MATH! - The Mountain Trail Resort sold 64 condominiums last year, all 1, 2, or 3...