Answer:
the answer is D.
Step-by-step explanation:
multiply each row in the first matrix by each column in the second matrix.
[4*-2+2*7 4*5+2*-1]
simplify each element of the matrix by multiplying out all the expressions.
[6 18]
this matrix is already in the most simplified form.
[6 18]
Answer:
Two quarters (50 cents)
Two dimes (20 cents)
Four pennies (4 cents)
Step-by-step explanation:
Guess and check.
It’s A because (-2)2+(4)2-2(-2)+4(4)+8=0
-4+8+4+-16+8
(8+8) (-4+4) (-16)
16 -16 =0
Answer:
Round 3 the grandmas
Step-by-step explanation: