Solve.x2 + x + 3 = 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Evaluate the expression.
-4
A. - 
B. 
C. 
D. - 
Mathematics
Evaluate.63
A. 216 B. -216 C. 18 D. -18
Mathematics
Provide an appropriate response.Simplify: 
+ 
Fill in the blank(s) with the appropriate word(s).
Mathematics
Use the Pythagorean Theorem to find the length of the missing side.Then find the indicated trigonometric function of the given angle. Give an exact answer with a rational denominator.Find sin ?.
A. 
B. 
C. 
D. 
Mathematics