In extreme temperatures, pavement can experience a ±1.2% change in length after it is laid. Considering this, if an 30 ft section of pavement is laid during mild weather, what range of lengths could one expect to see as the seasons change from winter to summer? Report your answer to the nearest hundredth of a foot.
Provide an appropriate response.
From 29.64 ft to 30.36 ft
Mathematics
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At which van Hiele level can teachers expect students to understand the main ideas behind non-Euclidean geometries?
a. Descriptive-analytic reasoning b. Relational-inferential reasoning c. Formal deductive proof d. Rigor
Mathematics
Find all solutions to the equation. Express each result in radians.cos x = - 
A. 
+ 2?n, 
+ 2?n
B. 
+ 2?n, 
+ 2?n
C. 
+ 2?n, - 
+ 2?n
D. 
+ 2?n, 
+ 2?n
Mathematics
Solve the inequality and write the answer in interval notation.
?
What will be an ideal response?
Mathematics
Use the echelon method to solve the system.
+ 
= 4
- 2y = 21
A. (6, 8) B. (6, -8) C. (-6, 8) D. (-6, -8)
Mathematics