Determine whether the equation defines y as a function of x. x2 - 3y2 = 1
A. function
B. not a function
Answer: B
Mathematics
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Differentiate the Taylor series about 0 for the given function. Then identify the function represented by the differentiated series. f(x) = e5x
A. 5 + 25x2 + 
+ ...= 5e5x
B. 1 + 5x + 
+ 
...= 5e5x
C. 1 + 5 + 
+ 
... = e5x
D. 5 + 25x + 
+ ...= 5e5x
Mathematics
Solve the problem.Let u = ln a and v = ln b. Write the following expression in terms of u and v without using the function ln.ln (
)
A. 
- 
v
B. 
+ 
v
C. 
- 4v
D. 
u + 
v
Mathematics
Solve the problem.A circular fountain has a statue in its center, 8 m from the edge. What is the distance around the fountain?(Use 3.14 for ? .)
A. 50.24 m B. 25.12 m C. 48.24 m D. 64 m
Mathematics
Find the sum of the infinite geometric series, if it exists.12 + 6 + 3 + 
+ . . .
A. 21 B. - 12 C. 24 D. does not exist
Mathematics