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ADVANCED If h and k are positive, (h+k)^(2)=39 and h^(2)+k^(2)=35, what is hk?

ADVANCED If h and k are positive, (h+k)^(2)=39 and h^(2)+k^(2)=35, what is hk?
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1 vote
ADVANCED If h and k are positive, (h+k)^(2)=39 and h^(2)+k^(2)=35, what is hk?

User Renat Gilmanov
by
7.1k points

1 Answer

1 vote

Answer:

h² + 2hk + k² = 39

h² + k² = 35

-------------------------

2hk = 4

hk = 2

User Tsvetomir Tsonev
by
8.0k points
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