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anonymous
 one year ago
Simplify the expression
x2  9

x2 + 2x  15
anonymous
 one year ago
Simplify the expression x2  9  x2 + 2x  15

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jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.2hints: x^2  9 factors to (x3)(x+3) x^2+2x15 factors to (x+5)(x3)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i feel stupid i still dont get it ;;

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.2from here you need to cancel out a pair of common terms

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0So get rid of (x3) on both?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.2Correct, they cancel

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0So now its (x + 3) / (x + 5) ?
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