need the answear for above problem
asked Jun 4, 2014 in Algebra 2 Answers by anonymous

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2 Answers

so # is just *

x = 5a

y = 5b

a+b=3

xy = 25ab

b=3-a

xy = 25a(3-a)

xy = 75a-25a^2

also, xy = 75b - 25b^2

(whichever way you want to word it)

 

there are 4 variables (a, b, x, y) but only 3 equations (x=5a, y=5b, a+b=3), so we don't get a regular number as an answer.
answered Jun 4, 2014 by johnperkins Top Rated User (103,080 points)
Actually z#w =z^w then and is 125 else we ccan't solve this
answered Aug 30, 2015 by anonymous
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