document.write( "Question 1002930: Given the equation y= 1/2(x -5)^2 - 3\r
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document.write( "A write the equation in standard form
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document.write( "b Write the equation in intercept form
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document.write( "c find the x intercept(s) and the y intercept or explanin why the intercepts do not exist
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document.write( "d. graph using the given form. \r
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document.write( "I really just need help with part b \n" );
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Algebra.Com's Answer #619777 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! y= 1/2(x -5)^2 - 3 \n" ); document.write( "A write the equation in standard form \n" ); document.write( "b Write the equation in intercept form \n" ); document.write( "--- \n" ); document.write( "Form:: y = a(x-b)(x-c) \n" ); document.write( "---------------------- \n" ); document.write( "y = (1/2)(x^2-10x+25) - 3 \n" ); document.write( "I graphed it and found x-intercepts at x = 2.55 and 7.45 \n" ); document.write( "---- \n" ); document.write( "y = a(x-2.55)(x-7.45) \n" ); document.write( "---- \n" ); document.write( "Solve for \"a\" using the y-intercept \n" ); document.write( "y-intercept: \n" ); document.write( "y = (1/2)(0-5)^2-3 \n" ); document.write( "y = 12.5-3 = 9.5 \n" ); document.write( "------ \n" ); document.write( "y-intercept = (0,9.5) \n" ); document.write( "--- \n" ); document.write( "Solve for \"a\": \n" ); document.write( "9.5 = a(-2.55)(-7.45) \n" ); document.write( "a = 0.5 \n" ); document.write( "--- \n" ); document.write( "Intercept Form:: \n" ); document.write( "y = 0.5(x-2.55)(x-7.45) \n" ); document.write( "---------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "---------------\r \n" ); document.write( "\n" ); document.write( "c find the x intercept(s) and the y intercept or explainin why the intercepts do not exist \n" ); document.write( "d. graph using the given form. \n" ); document.write( "I really just need help with part b \n" ); document.write( " |