Perform the indicated arithmetic.6
+ 3
A. 10
B. 9
C. 9
D. 9
Answer: A
Mathematics
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Use the integral test to determine whether the following series is convergent or divergent.
?
What will be an ideal response?
Mathematics
Factor completely.27a3 - 8b3
A. (3a + 2b2)(9a2 - 6ab + 4b2) B. (3a - 2b)(9a2 + 4b2) C. (27a - 2b)(a2 + 6ab + 4b2) D. (3a - 2b)(9a2 + 6ab + 4b2)
Mathematics
Find zw or 
as specified. Leave your answer in polar form.z = 5(cos 200° + i sin 200°)w = 4(cos 50° + i sin 50°)Find 
.
A. 
(cos 40° + i sin 40°)
B. 
(cos 40° + i sin 40°)
C. 
(cos 150° + i sin 150°)
D. 
(cos 150° + i sin 150°)
Mathematics
Find an equation for the ellipse described. Graph the equation.Foci at (-2, 6) and (-2, 0); length of major axis is 10
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics