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If y=propx^(4) Whenx=1000, y=y(1) th...

If `y=propx^(4)`
When`x=1000, y=y_(1)`
then find the value of x so that value of y can be `2y_(1)` ,

A

2000

B

1190

C

1410

D

4000

Text Solution

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The correct Answer is:
B
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