Find the common difference for the arithmetic sequence.7, 12, 17, 22, ...
A. 57
B. 7
C. 3.75
D. 5
Answer: D
Mathematics
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Solve and graph. Write the solution in interval notation.5 
+ 2 ? 20
A. 
B. 
C. 
? 
D. 
Mathematics
Find the coordinates of the points that are 10 units away from the origin and have an x-coordinate equal to 8. ?
A. 
B. 
C. 
and 
D. 
and 
E. 
and 
Mathematics
Simplify the expression using the product and quotient properties of square roots. Assume that any variables represent positive real numbers.-
A. -3
B. -4
C. -4
D. 4
Mathematics
Write the complex number in rectangular form.3(cos 225° + i sin 225°)
A. 
+ 
i
B. 
+ 
i
C. 
+ 
i
D. 
+ 
i
Mathematics