Solve the problem.Suppose the consumption of electricity grows at 2.6% per year, compounded continuously. Find the number of years before the use of electricity has tripled. Round the answer to the nearest hundredth.
A. 4.23 yr
B. 42.25 yr
C. 115.38 yr
D. 0.42 yr
Answer: B
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Find the integral.
A. 
sec4 (4x - 4) + C
B. - 
sec4 (x - 4) + C
C. 
sec3 (x - 4) + C
D. 
sec4 (x - 4) + C
Match the function with its graph.1) f(t) = sin (2t)2) f(t) = cos (2t)3) f(t) = sin ( src="https://sciemce.com/media/4/ppg__tttt0509190846__f1q152g6.jpg" alt="" style="vertical-align: 0.0px;" height="229" width="232" />
A. 1B, 2C, 3D, 4A
B. 1B, 2C, 3A, 4D
C. 1D, 2A, 3B, 4C
D. 1C, 2B, 3A, 4D
t)4) f(t) = cos (
t)A)B)
C)D)
The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval.(- 
, 0)
A. decreasing B. increasing C. constant
Find the cross-product and determine whether the proportion is true or false.
= 
A. 
? 84; false
B. 9 = 9; true
C. 36 ? 
; false
D. 21 = 21; true