eoclevin Posted April 7, 2009 Report Share Posted April 7, 2009 Hey,I need help to solve this exercise (from Review Set 1A, Mathematics for the international student (Haese, Haese & Owen), pg. 32)If f(x)=ax+b, where a and b are constants, find a and b for f(1)=7 and f(3)=-5Thanks in advance, guys! Reply Link to post Share on other sites More sharing options...
moneyfaery Posted April 7, 2009 Report Share Posted April 7, 2009 If f(1)=7, x=1 y=77 = a + bIf f(3)= -5, x=3 y= -5-5 = 3a + bSolve the system of equations. Reply Link to post Share on other sites More sharing options...
eoclevin Posted April 7, 2009 Author Report Share Posted April 7, 2009 If f(1)=7, x=1 y=77 = a + bIf f(3)= -5, x=3 y= -5-5 = 3a + bSolve the system of equations.Thanks, Irene! Reply Link to post Share on other sites More sharing options...
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