Express the sum using summation notation. Use 1 as the lower limit of summation and i for the index of summation.52 + 103 + 154 + . . . + 409
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Write the vector in the form 
. Round values to the nearest hundredth when appropriate.
A. 
B. 
C. 
D. 
Mathematics
Identify whether the equation, when graphed, will be a parabola, circle, ellipse, or hyperbola.
+ 
= 1
A. parabola B. circle C. ellipse D. hyperbola
Mathematics
Match the given equation with one of the graphs.36x2 + 49y2 = 1764
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression.7!
A. 5033 B. 720 C. 5047 D. 5040
Mathematics