Answer:
B) 421
Step-by-step explanation:
√2 + √-18
√2 + √9·-2
√2 + 3√-2
(3 +1 )(√2 ·√-2) = 2i
4 · 2i
Answer:
C) 0.42
Step-by-step explanation:
42 in decimal for is 0.42. Therefore the answer is 0.42
You are correct in thinking that the columns of the first matrix must match with the rows of the second matrix.
So for example, we can multiply a 1 x 5 matrix with a 5 x 7 matrix. The two matching '5's are directly what make multiplication possible in this case. For your problem, the first two '3's match and multiplication is possible.
The rows of the first matrix don't need to match with the columns of the second matrix.
Answer:
2 outcomes on a coin, and 6 on a dice. Added together you get 8 outcomes possible.
Step-by-step explanation:
there are 2 sides on a coin, so 2 outcomes possible.
there are 6 sides on a dice so 6 outcomes are possible.
Its 0.5793 with the bar over the 3