Adding and Subtracting Matrices

Question 1

c11 = c31 = c22 =

Revolt · Accepted Answer

8; 20; 14

Question 2

This subtraction represents a translation of the given triangle and .

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2 units right; Selection 1: 2 units right; Selection 2: 4 units down

Question 3

Question 8

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4 units down

Question 4

Which of the following matrix operations would give DeVron a matrix containing data about non-free throw points scored by each player?

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B – A

Question 5

d11 = d12 = d13 = d21 = d22 = d23 =

Revolt · Accepted Answer

Part 1: 0; Part 2: -2; Part 3: 4; Part 4: -4; Part 5: 2; Part 6: 0

Question 6

Which of the following matrix addition problems are possible?

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Question 7

A + (B + C) = (A + B) + C property A + B = B + A property A + (−A) = 0 property A + 0 = A property

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Part 1: associative; Part 2: commutative; Part 3: inverse; Part 4: identity

Question 8

a11 = ⇒ -11 a12 = a13 = a14 =

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Part 2: -16; Part 3: 6; Part 4: -10

Question 9

x = y =

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6, -6; Selection 1: 6, -6; Selection 2: 10

Question 10

Question 19

Revolt · Accepted Answer

10

Adding and Subtracting Matrices Answers