Each question has four choices, then the probability to guess a correct answer is

and the probability to select incorrect choice is

.
You have a 5-question multiple-choice test, then n=5. The <span>probability that you will guess exactly three out of five questions correctly is </span>
<span /><span>
</span><span>

</span>

.
<span />
6 times 1 =6
2 times x =6
x=3
Solution for part A is where the red line and the red line meet, (2,-1)
solution for part B: any point on the blue red line is a solution. (2, -1), (0, 3), (3, -3), (-2, 7)
solution for part C is where the green curve and the blue line meet, (0,3)
The last one is the correct answer!! nothing that is dilated can be congruent to another triangle.
Answer:
The range of her scores is 26.
Step-by-step explanation:
You get the highest number and the lowest number.
99-73= 26