Answer:
The point value of a test item is more than 1.25 points and less than 1.5 points.
Answer:
0.08 or 8%
Step-by-step explanation:
to find probability, number of left handed/total
this would be (9+3)/(90+60), which simplifies to 12/150 = 0.08.
Answer:

Step-by-step explanation:
The quadratic can be solved in a straightforward way:

This tells you that the solutions are ...
2i or -2i
__
For each root of "a", (x -a) is a factor. Thus the factors of the equation are ...
(x +2i)(x -2i)
Answer:
1. t=21+4
2. 25º
Step-by-step explanation:
1. let t=temperature. its 21 now, which is 4 less than it was before, so you add
2. 21+4=25º
hope this helps have a great day/night!!! :))
The answer is 21.
2^3 = 8
21 - 13 = 8