Solve the problem.Two voltages, V1 = 80 sin(110?t) and 
are added in a circuit to produce the sum 
Graph V in 
by 
and use the graph to estimate values for a and k so that 
Round k to the nearest
ten-thousandth, if necessary.
A. a = 170; k = 373.5108
B. a = 170; k = 169.317
C. a = 170; k = 1.0808
D. a = 17; k = 1.0808
Answer: C
Mathematics
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and g(x) = tan-1 
. Explain why the graph looks like it does.
What will be an ideal response?
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Solve the problem.Find the average distance from a point 
in the first quadrant of the disk 
to the origin.
A. 
B. 
C. 
D. 
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Determine if the function is increasing or decreasing over the interval indicated.y = -6x3 ; x < 0
A. Increasing B. Decreasing
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Find the numerical value of the expression for 
and 
(Round to the nearest thousandth.)
A. a) 1.802 b) 8.110 B. a) 0.612 b) 2.753 C. a) 42.884 b) 868.400 D. a) 7.209 b) 145.978
Mathematics