document.write( "Question 253187: I don't understand what they mean by graph of interval [-4,10]looks like and explain it I have been sitting up all night trying to understand some of these problems and I just can't comprehend what they are saying, I know how to read a graph once I figure out how to work out the equations.\r
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document.write( "baybay2763@email.phoenix.edu
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document.write( "carol2763@yahoo.com
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Algebra.Com's Answer #185466 by drk(1908)![]() ![]() ![]() You can put this solution on YOUR website! To graph something on an interval [a, b] means to start with the x = a and then go until x = b. An interval is like a window on a graphing calculator. In your problem, we are given [4,10]. Graph the problem from x = 4 to x = 10 and see what happens to the y values. \n" ); document.write( "For example \n" ); document.write( "\"graph y = 2x + 1 on the interval [4, 10]\" means create a table or graph directly from x = 4 to x = 10. \n" ); document.write( "As a table, we get: \n" ); document.write( "x . . . 4 . . . .5 . . . .6 . . . .7 . . . .8 . . . 9 . . . 10 \n" ); document.write( "y = . .9 . . . .11 . . . 13 . . . 15 . . . 17 . . 19 . . . 21 \n" ); document.write( "Hope that helps. \n" ); document.write( " |