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ch. 6
deinshin
17
Mathematics
11th Grade
10/09/2018

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Term
amplitude
Definition
the absolute value of A
Term
angular displacement
Definition
the angle of rotation
Term
angular velocity
Definition
the ratio of the change in the central angle to the time required for the change
Term
central angle
Definition
angle whose vertex lies at the center of a circle
Term
circular arc
Definition
a part of a circle that is intercepted by a central angle
Term
compound function
Definition
a function consisting of the sums or products of trig functions.
Term
dimensional analysis
Definition
a procedure in which unit labels are treated as mathematical factors and can be divided out.
Term
frequency
Definition
the number of cycle per unit of time
Term
linear velocity
Definition
distance traveled per unit of time
Term
midline
Definition
a horizontal axis uses as the reference line for vertical shifts of the graphs of sin and cos functions
Term
period
Definition
the interval of a function
Term
periodic
Definition
when the values of a function are the same for each given interval of the domain
Term
phase shift
Definition
the least value |k0+c| for which the trig function f(k0+c)=0
Term
principal values
Definition
the values in the domain of sine.
Term
radian
Definition
measure of a central angle whose sides intercept an arc that is the same length as the radius.
Term
sector
Definition
a region bounded by a central angle and the intercepted arc
Term
sinusoidal function
Definition
any function that can be written as y=Asin(k0+c)+h
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