document.write( "Question 626567: y=1/2 sin ( x + Pi/2 )\r
\n" ); document.write( "\n" ); document.write( "my home work is asking me to determine the amplitude, period, and phase shift of the function and then graph it.\r
\n" ); document.write( "\n" ); document.write( "i have found that the amplitude is-- 1/2 .
\n" ); document.write( "the period is-- 2Pi .
\n" ); document.write( "and that the phase shift is -- Pi/2 .\r
\n" ); document.write( "\n" ); document.write( "it is now asking me to compute coordinates for the original problem : y=1/2 sin ( x + Pi/2 )\r
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\n" ); document.write( "\n" ); document.write( "i am unaware of how to get the Y answers to complete the coordinates. Every single time i try to plug in (for example) 0 in for X-->\r
\n" ); document.write( "\n" ); document.write( " y= 1/2 sin ( 0 + Pi/2 ),\r
\n" ); document.write( "\n" ); document.write( " my answer always seems to be wrong. I'm not sure if I am doing the evaluating wrong, or what, but i was wondering if you could walk me through the process of how to evaluate: y= 1/2 sin (0 + Pi/2 )\r
\n" ); document.write( "\n" ); document.write( " to get the correct answer, which is apparently zero. \r
\n" ); document.write( "\n" ); document.write( "Thank you in advance. \n" ); document.write( "

Algebra.Com's Answer #394300 by stanbon(75887) $\"\"$ $\"About$

You can put this solution on YOUR website!
i was wondering if you could walk me through the process of how to evaluate: y= 1/2 sin (0 + Pi/2 )
\n" ); document.write( "to get the correct answer, which is apparently zero.
\n" ); document.write( "---
\n" ); document.write( "No, the answer is not zero.
\n" ); document.write( "---
\n" ); document.write( "y = (1/2)sin(0+(pi/2)) = (1/2)sin(pi/2) = 1/2*1 = 1/2
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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