SOLUTION: Multiply: (a-2/5)(a+5/2)

Algebra.Com
Question 483408: Multiply:
(a-2/5)(a+5/2)



Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
Multiply:
(a-2/5)(a+5/2)
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= (a(a+(5/2))-(2/5)(a+(5/2))
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= a^2 + (5/2)a -(2/5)a - 1
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= a^2 + [(5/2)-(2/5)]a -1
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= a^2 + [(25-4)/10]a -1
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= z^2 + (21/10)a -1
==========================
Cheers,
Stan H.

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