Provide an appropriate response.Find the sum of the series 
by expressing 
as a geometric series, differentiating both sides of the resulting equation with respect to x, and replacing x by 
.
A. 
B. 4
C. 
D. 
Answer: B
Mathematics
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Use the distributive property to help solve the given equation.
= 5(y + 9)
A. y = 9
B. y = 11
C. y = 
D. y = 
Mathematics
Refer to the following normal curve, with mean ? and standard deviation ?.
The standard deviation ? =
A. 40 B. 27 C. 100 D. 54 E. none of these
Mathematics
Write the number in decimal notation.Fifteen and one hundred forty-six thousandths
A. 15.146 B. 15,146 C. 0.15146 D. 15.0146
Mathematics
Find 
.
?
?
A. 
?
B. 
?
C. 
?
D. 
?
E. 
?
Mathematics