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posted by gen on Thursday, November 11, 2010 at 7:10pm.

1. if f(x)=3^x-3^-x, find :f(2),f(-1) 2. if y1=x^2+3x-1 and y2=x-5, find: a. y1+y2 b. y1-y2 c. y1(y2) please show solution thanks.

f(2)=80/9 f(-1)=-8/3

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