document.write( "Question 875564: find amplitude,period,frequency,phase shift, and vertical shift. than graph two periods of the functions for y=cos(x-3pi/2)-1 \n" ); document.write( "

Algebra.Com's Answer #528340 by lwsshak3(11628) $\"\"$ $\"About$

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find amplitude,period,frequency,phase shift, and vertical shift. than graph two periods of the functions for y=cos(x-3pi/2)-1
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\n" ); document.write( "\n" ); document.write( "Form of equation for cos function: y=Acos(Bx-C)+D, A=amplitude, period=2pi/B, phase shift=C/B, D=vertical shift.
\n" ); document.write( "For given cos function:
\n" ); document.write( "Amp;itude=1
\n" ); document.write( "B=1
\n" ); document.write( "period=2pi/B=2pi
\n" ); document.write( "frequency=1/period=1/2pi
\n" ); document.write( "C=3pi/2
\n" ); document.write( "phase shift=C/B=3pi/2 (shift right)
\n" ); document.write( "D=vertical shift 1 unit down
\n" ); document.write( "y-intercept:
\n" ); document.write( "set x=0
\n" ); document.write( "y=cos(x+3pi/2)-1=(0+3pi/2)-1=-1
\n" ); document.write( "see graph below:
\n" ); document.write( " $\"+graph%28+300%2C+300%2C+-1%2C+12%2C+-4%2C+1%2C+cos%28x-3pi%2F2%29-1%29+\"$ \n" ); document.write( "

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