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Define \(E(a,b,c) = a \cdot b^2 + c\). What value of a is the solution to the equation \(E(a,4,5) = E(a,6,7)\)?

 Aug 11, 2019
 #1
avatar+19797 
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Sub in the values to the function:

 

a * 4^2 +5  = a * 6^2 +7

16a+5 = 36a+7

a = - 1/10   = - 0.1

 Aug 12, 2019

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