Express the sum using summation notation. Use 1 as the lower limit of summation and i for the index of summation.32 + 63 + 94 + . . . + 249
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Evaluate the integral.
A. 
ln
+ 
ln
+ C
B. 
ln
- 
ln 
+ C
C. ln
- ln 
+ C
D. 
ln
- 
ln
+ C
Mathematics
Find the indicated angle.Find the supplement of 50°.
A. 220° B. 310° C. 40° D. 130°
Mathematics
Solve the equation.
- 
= 
A. 27
B. No solution
C. 
D. -27
Mathematics
Solve the equation. Use the addition axiom.-1 = b - 7
A. {8} B. {-6} C. {6} D. {-8}
Mathematics