Lesson 3E More Arithmetic of Matrices Solidify Understanding

Ready

1.

Solve the system of equations

a.

By graphing

a blank 17 by 17 grid

b.

By substitution

c.

By elimination

Set

2.

Matrix

a.

Find the additive inverse of matrix .

b.

Find the multiplicative inverse of matrix .

3.

Matrix

a.

Find the additive inverse of matrix .

b.

Find the multiplicative inverse of matrix .

4.

Will the matrix that results from be equal to the matrix that results from ?

5.

Which of the properties will work with multiplication of matrices? Select all that apply.

A.

Distributive Property

B.

Associative Property

C.

Multiplicative Inverse

D.

Multiplicative Identity

E.

Commutative Property

Go

Given the four points: , , , and .

6.

Is a parallelogram?

a blank 17 by 17 grid

Provide convincing evidence for your answer.

7.

Is a rectangle?

a blank 17 by 17 grid

Provide convincing evidence for your answer.

8.

Is a rhombus?

a blank 17 by 17 grid

Provide convincing evidence for your answer.

9.

Is a square?

a blank 17 by 17 grid

Provide convincing evidence for your answer.