document.write( "Question 1154483: The revenue function​ R(x) and the cost function​ C(x) for a particular product are given. These functions are valid only for the specified range of values. Find the number of units that must be produced to break even.\r
\n" );
document.write( "\n" );
document.write( "R(x)=200x-2x^2 C(x)= -x^2+25x+3100 0 less than or equal to x less than or equal to 100\r
\n" );
document.write( "\n" );
document.write( "The manufacturer must produce ______ units to break even \n" );
document.write( "
Algebra.Com's Answer #776930 by mananth(16946)![]() ![]() You can put this solution on YOUR website! For break even \r \n" ); document.write( "\n" ); document.write( "R(x)= C(x)\r \n" ); document.write( "\n" ); document.write( "Equate and simplify.\r \n" ); document.write( "\n" ); document.write( "200x-2x^2 = -x^2+25x+3100 \r \n" ); document.write( "\n" ); document.write( "x^2-175x +3100=0\r \n" ); document.write( "\n" ); document.write( "(x-20)(x-155)=0\r \n" ); document.write( "\n" ); document.write( "x= 20 or x=155\r \n" ); document.write( "\n" ); document.write( "x<100\r \n" ); document.write( "\n" ); document.write( "therefore x=20\r \n" ); document.write( "\n" ); document.write( "The manufacturer must produce 20 units to break even \n" ); document.write( " |