Answer:
True
Step-by-step explanation:
I think (KEY WORDS: I THINK)
<u>Answer</u>
+2 and -2
<u>Explanation</u>
x^2-4=0 Is a quadrilateral expression. we can solve it using complete square method.
x²-4=0
x² - 4 + 4 = 0 + 4
x² = 4
x = √4 or x = - √4
= +2 = -2
1: 1.645
2. 1.28
4: 95% confidence level (12.93, 13.87)
3: No Idea
5: sorry im a bit rusty
Im so sorry for not answering all you questions
Answer:
I solved the question 1 to 14 but I'm sorry I cannot do 15 -20
Step-by-step explanation:
hope this helps
Yes as it can be turned Into a fraction