Question

1. यदि x + 1/2x=2 हो, तो 8x+ 1 के मान है
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Answer 1

x³+1/8x³+(3/2)×2=8

x³+1/8x³+3=8

x³+1/8x³=5

x³=5-1/8x³

8x³+1/x³=8x³+1/(5-1/8x³)

=8x³+1/((40x³-1)/8x³)

=8x³+ 8x³/(40x³-1)

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