They should screen out 99 to 100 percent of uv rays. Hope this helps!
Answer: First option.
Step-by-step explanation:
1. To solve this problem you can applly the quadratic formula, which is shown below:

2. The quadratic equation is:

3. Then:
a=1
b=-4
c=-38
4. Therefore, when you substitute these values into the quadratic formula, you obtain the following result:

x=2±√42
Answer: Heyaa!
The Answer is 2x+2
Step-by-step explanation:
<em>Simplify the expression.</em>
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<u>hopefully this helps you !</u>
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- Matthew ~
Answer:
E
Step-by-step explanation:
119 <answer (check the solution in above pic)
hey friend i hope this answer is helpful
marl as brainliest if i deserve