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Algebraic
For the following exercises, find the exact value of each expression.
For the following exercises, use reference angles to evaluate the expression.
If
and
is in quadrant III, find
If
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Graphical
For the following exercises, use the angle in the unit circle to find the value of the each of the six trigonometric functions.
Technology
For the following exercises, use a graphing calculator to evaluate.
Extensions
For the following exercises, use identities to evaluate the expression.
For the following exercises, use identities to simplify the expression.
Real-world applications
The amount of sunlight in a certain city can be modeled by the function
where
represents the hours of sunlight, and
is the day of the year. Use the equation to find how many hours of sunlight there are on February 10, the 42
nd day of the year. State the period of the function.
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The amount of sunlight in a certain city can be modeled by the function
where
represents the hours of sunlight, and
is the day of the year. Use the equation to find how many hours of sunlight there are on September 24, the 267
th day of the year. State the period of the function.
13.77 hours, period:
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The equation
models the blood pressure,
where
represents time in seconds. (a) Find the blood pressure after 15 seconds. (b) What are the maximum and minimum blood pressures?
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The height of a piston,
in inches, can be modeled by the equation
where
represents the crank angle. Find the height of the piston when the crank angle is
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The height of a piston,
in inches, can be modeled by the equation
where
represents the crank angle. Find the height of the piston when the crank angle is
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Questions & Answers
how to study physic and understand
what is conservative force with examples
Moses
the transfer of energy by a force that causes an object to be displaced; the product of the component of the force in the direction of the displacement and the magnitude of the displacement
AI-Robot
why is it from light to gravity
difference between model and theory
Esther
Is the ship moving at a constant velocity?
The full note of modern physics
introduction to applications of nuclear physics
the explanation is not in full details
I need more explanation or all about kinematics
Moses
I need more explanation or all about nuclear physics
aluet
Show that the equal masses particles emarge from collision at right angle by making explicit used of fact that momentum is a vector quantity
A wave is described by the function D(x,t)=(1.6cm) sin[(1.2cm^-1(x+6.8cm/st] what are:a.Amplitude b. wavelength c. wave number d. frequency e. period f. velocity of speed.
what is frontier of physics
A body is projected upward at an angle 45° 18minutes with the horizontal with an initial speed of 40km per second. In hoe many seconds will the body reach the ground then how far from the point of projection will it strike. At what angle will the horizontal will strike
Suppose hydrogen and oxygen are diffusing through air. A small amount of each is released simultaneously. How much time passes before the hydrogen is 1.00 s ahead of the oxygen? Such differences in arrival times are used as an analytical tool in gas chromatography.
what's the definition of physics
the science concerned with describing the interactions of energy, matter, space, and time; it is especially interested in what fundamental mechanisms underlie every phenomenon
AI-Robot
nuclei having the same Z and different N s
AI-Robot
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Source:
OpenStax, Precalculus. OpenStax CNX. Jan 19, 2016 Download for free at https://legacy.cnx.org/content/col11667/1.6
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