G giovanna New member Joined Jan 22, 2008 Messages 1 Jan 22, 2008 #1 The homework problem that is giving me trouble is: The sum of two numbers is 42, their product is 185, what are the two numbers? I've tried using an equation like 'a+b=42,& a*b=185, but i hit a dead end. can you please help me?

The homework problem that is giving me trouble is: The sum of two numbers is 42, their product is 185, what are the two numbers? I've tried using an equation like 'a+b=42,& a*b=185, but i hit a dead end. can you please help me?

stapel Super Moderator Staff member Joined Feb 4, 2004 Messages 15,943 Jan 22, 2008 #2 giovanna said: The sum of two numbers is 42, their product is 185, what are the two numbers? I've tried using an equation like 'a+b=42,& a*b=185, but.... Click to expand... Solve the first equation for one of the variables. Plug this into the other equation. Solve the resulting quadratic. :wink: Eliz.

giovanna said: The sum of two numbers is 42, their product is 185, what are the two numbers? I've tried using an equation like 'a+b=42,& a*b=185, but.... Click to expand... Solve the first equation for one of the variables. Plug this into the other equation. Solve the resulting quadratic. :wink: Eliz.