Determine whether the infinite geometric series converges or diverges. If it converges, find its sum.
A. Converges; 
B. Converges; ?
C. Converges; 
D. Diverges
Answer: D
Mathematics
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For f(x) = A sin 
+ D,identify either A, B, C, or D as indicated for the sine function.y = -4 cos 
Find B.
A. 
B. 4
C. ?
D. 
Mathematics
Use set-builder notation to describe all real numbers satisfying the given conditions.A number increased by 8 is no more than two times the number.
A. {x|x + 8 ? 2x} or 
B. {x|x + 8 ? 2x} or 
C. {x|x + 8 < 2x} or 
D. {x|x + 8 < 2x} or 
Mathematics
Use the rules for exponents to rewrite the expression and then evaluate the new expression. (-2)2(-2)3
A. -64
B. -32
C. 
D. 
Mathematics
Use the substitution formula to evaluate the integral.
A. 10
B. 
C. 5
D. - 
Mathematics