Express the sum using summation notation.
+ 
+ 
+ ... + 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Graph the parabola.x2 = 5y
A. 
B. 
C. 
D. 
Mathematics
The figure shows an angle ? in standard position with its terminal side intersecting the unit circle. Evaluate the indicated circular function value of ?.Find cot ?.
A. - 
B. - 
C. 
D. - 
Mathematics
Graph the function as a solid curve and its inverse as a dashed curve.f(x) = 4x 
A. 
B. 
C. 
D. 
Mathematics
Use the laws of exponents to simplify. Write the answer with positive exponents.z-2/5 ? z3/5
A. z5/6 B. z1/5 C. z-1/5 D. z6/5
Mathematics