Answer:
and
Step-by-step explanation:
We are given that sin x+cos x=cos 2x
We have to solve the given equation for
Because
Tan x is positive in I and III quadrant
In III quadrant angle replace by
Therefore,
Knowing how much space an object takes up would help minimize the amount of material because they know how much they have to order and would not have to order any extra
Answer:
0.4
Step-by-step explanation:
If the ratio of boys to girls in a class is 2:3, then
- there are 2x boys;
- there are 3x girls.
If there are 18 girls in the class, then
Thus, there are
- boys;
- girls;
- students in total.
The probability of a boy being in the class is
I think it's the second one, 3 1/3