find two number whose arithmetic Mean is 34 and GP is 16
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Answered by
1
Let the numbers be x, y
Then arithmatic mean = (x+y)/2 =34
→x+y =68
Also geometric mean =√(xy)=16
oy xy=16²=256
Hence
x(68−x)=256
or x²−68x+256=0
(x−64)(x−4)=0
Hence x=64 or x=4
and y=4 or 64
Larger number is 64
Answered by
2
Let the numbers be x, y
Then arithmatic mean = (x+y)/2 =34
→x+y =68
Also geometric mean =√(xy)=16
oy xy=16²=256
Hence
x(68−x)=256
or x²−68x+256=0
(x−64)(x−4)=0
Hence x=64 or x=4
and y=4 or 64
Larger number is 64
Then arithmatic mean = (x+y)/2 =34
→x+y =68
Also geometric mean =√(xy)=16
oy xy=16²=256
Hence
x(68−x)=256
or x²−68x+256=0
(x−64)(x−4)=0
Hence x=64 or x=4
and y=4 or 64
Larger number is 64
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