Properties of Matrix Operations
Precalculus · Flashcards · Application
PRECALCULUS · FLASHCARDS
Card 1
of 10
0 got it
0 to review
Current
Got it
Still learning
Not seen
QUESTION
What is the correct simplification of
A
(
B
C
+
B
D
)
A(BC+BD)
A
(
B
C
+
B
D
)
using distributive properties?
QUESTION
Which statement is always true for square matrices of the same size:
A
B
=
B
A
AB=BA
A
B
=
B
A
or
(
A
B
)
C
=
A
(
B
C
)
(AB)C=A(BC)
(
A
B
)
C
=
A
(
B
C
)
?
QUESTION
What is the correct expansion of
(
A
+
B
)
(
C
+
D
)
(A+B)(C+D)
(
A
+
B
)
(
C
+
D
)
using distributive properties?
Tap to flip before you grade
ANSWER
A
C
+
A
D
+
B
C
+
B
D
AC+AD+BC+BD
A
C
+
A
D
+
B
C
+
B
D
. Each term in first parentheses multiplies each in second.
Swipe → got it · swipe ← still learning
Got it
Still learning
Flip Card
Previous card
Next card