Simplify.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Tell which set or sets the number belongs to: natural numbers, whole numbers, integers, rational numbers, irrational numbers, and real numbers.- 
A. rational, real B. integers, real C. irrational, real D. real
Mathematics
Find the solution to the quadratic equation, if they exist.
2x²+4x+7= 0
Mathematics
Convert the temperature algebraically. Round the answer to one decimal place.110°C to Fahrenheit
A. 230°F B. 79.4°F C. 43.8°F D. 166°F
Mathematics
Perform the indicated operation.
+ 
A. 
B. m + 2
C. m - 6
D. m - 2
Mathematics