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OC Wk 2 Problem 1
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BhandarkarA
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85
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2009-09-11
Subject: OC Wk 2 Problem 1
Sat Oct 24, 2009 7:53 pm
Given that x^2=25, y^2=36, and z^2=9, what is the largest possible value of the expression(x+y-z)^2?
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AK_Kadaveru
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2009-10-20
Subject: Re: OC Wk 2 Problem 1
Sun Oct 25, 2009 2:24 pm
Spoiler:
the answer is 196. if x is 5 and y is 6 and z is -3, then we have the largest possible value.
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BhandarkarA
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2009-09-11
Subject: Re: OC Wk 2 Problem 1
Sun Oct 25, 2009 4:22 pm
Good job!
Additional Querry: What would be the
minimum
for the expression(x+y-z)^2?
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AK_Kadaveru
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2009-10-20
Subject: Re: OC Wk 2 Problem 1
Sun Oct 25, 2009 7:22 pm
Spoiler:
if x is -5 and y is 6 and z is 3, then the answer is the smallest, it is 4
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