document.write( "Question 935592: Given a = 4, b = -1 and k = -1, what is the equation of the graph if the parent function is y=√x? Describe the transformation.\r
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Algebra.Com's Answer #569067 by MathLover1(20850)\"\" \"About 
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a = 4, b = -1 and k = -1
\n" ); document.write( "\"a+=+4\", if \"a%3E+1\", then the parent function stretches in the y-direction
\n" ); document.write( "\"b=+-1\" ->\"%28-1%2Ax+%29\" means the parent function is reflected about the y-axis
\n" ); document.write( "and
\n" ); document.write( "\"k+=-1\"-shifted downward \"k\" units\r
\n" ); document.write( "\n" ); document.write( "\"y=a%2Asqrt+%28b%28x-h%29%29%2Bk\"\r
\n" ); document.write( "\n" ); document.write( "Answer: \"y=4%2Asqrt%28-x%29-1\"\r
\n" ); document.write( "\n" ); document.write( "\"+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C+sqrt%28x%29%2C+4%2Asqrt%28-x%29-1%29+\"
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