Write out the sum. Do not evaluate.

A.  +  +  +  + 
B.  +  +  +  + 
C.
D.  +  +  + 


Answer: B

Mathematics

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Find the area enclosed by the given curves.Find the area of the region in the first quadrant bounded on the left by the y-axis, below by the line  above left by y = x + 4, and above right by y = - x2 + 10.

A.
B. 15
C.
D.

Mathematics

Find the quotient. Write the answer in standard form.

A. 7 B. 7i C. -7 D. -7i

Mathematics

Identify the degree and leading coefficient of the polynomial.f(x) = -10 + 16x + 17x2 + 7x3 + 5x4

A. Degree: 3; leading coefficient: 7 B. Degree: 4; leading coefficient: 5 C. Degree: 4; leading coefficient: -10 D. Degree: -10; leading coefficient: 5

Mathematics

List the elements from A that belong to the set.A = Real numbers

A. All are real numbers except 
B. -, -7, -0.15, 0,  (or 2),  (or 6) , 12, 
C. -7, -0.15, 0,  (or 2),  (or 6) , 12
D. -7, -0.15, 0,  (or 2),  (or 6) , 12, 

Mathematics