Find a general term for the geometric sequence.5, -15, . . .
A. an = -20n-1 + 5
B. an = 5 + 15n
C. an = 5(-3)n-1
D. an = -20n + 25
Answer: C
Mathematics
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A population is modeled by the function
.
For what value of N is the population growing at the fastest rate? Round your answer to two decimal places, if necessary.
?
A. 
B. 
C. 
D. 
Mathematics
Find the linearization L(x) of f(x) at x = a.f(x) = x + 
, a = 4
A. L(x) = 
x + 
B. L(x) = 
x + 
C. L(x) = 
x + 
D. L(x) = 
x + 
Mathematics
Find the real solutions, if any, of the equation. Use the quadratic formula.3x = 1 + 
A. 
B. 
C. 
D. no real solution
Mathematics
Without graphing the function, determine its amplitude or period as requested.y = sin 3xFind the period.
A. 3
B. 2?
C. 1
D. 
Mathematics