Answer:
nm
Step-by-step explanation:
n × m = nm ways
Answer:
i think c
Step-by-step explanation:
Answer:
28 + x
Step-by-step explanation:
To write this as an expression, you need to find out what sign you need to use ( multiplication, division,etc.)
More than means to add so you are using an addition sign. Now you need a variable to represent the number.
You can pick any letter but for this I am using x. When you put that all together you get the expression, 28 + x.
Answer:
i^223 = -i
i^113 = i
i^82 = -1
i^48 = 1
Step-by-step explanation:
These are rules of i.
i^1 = i
i^2 = -1
i^3 = -i
i^4 = 1
You just have to apply this to the powers you are given.
