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Mathematics
Algebra
what is the value of the expression 2xsquare+3xy-4ysquare when x=2 and y =4?
1 answer
2x^2 + 3xy - 4y^2
2(2)^2 + 3(2)(4) - 4(4)^2
simplify
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Posted by Jessie on Monday, October 18, 2010 at 3:48pm. I think I figured it out-please check
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