Solve: sqrt(x)-sqrt(8x-8)=1

Urijah Zhang

Urijah Zhang

Answered question

2022-12-04

Solve:
x 8 x 8 = 1

Answer & Explanation

Aldo Rios

Aldo Rios

Beginner2022-12-05Added 8 answers

x 8 x 8 = 1 ( x 1 ) = 8 x 8
Squaring both side
x + 1 2 x = 8 x 8 7 x + 2 x 9 = 0
Let x = t 2 7 t 2 + 2 t 9 = 0 7 t 2 + 9 t 7 t 9 = 0 7 t ( t 1 ) + 9 ( t 1 ) = 0 ( 7 t + 9 ) ( t 1 ) = 0 t = 9 / 7
Tristin Wu

Tristin Wu

Beginner2022-12-06Added 2 answers

good

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