SOLUTION: Simplify (3 2nd power)(-4 2nd power)

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Question 116590: Simplify
(3 2nd power)(-4 2nd power)
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Does the problem look like this: %283%5E2%29%28-4%5E2%29 or this: %283%5E2%29%28-4%29%5E2 ?



If it looks like this: %283%5E2%29%28-4%5E2%29 then


%283%5E2%29%28-4%5E2%29 Start with the given expression


%289%29%28-16%29 Square each term


-144 Multiply


OR

If it looks like this: %283%5E2%29%28-4%29%5E2 then


%283%5E2%29%28-4%29%5E2 Start with the given expression


%289%29%2816%29 Square each term. Notice how the negative sign goes away. The reason why is: %28-4%29%5E2=%28-4%29%28-4%29=16


144 Multiply