**Unformatted text preview: **h and h , so that . 2 , 2 ) ( 2 2 h l l gt g l g h l t + = +-+ = Squaring the second expression allows cancelation of the l terms, , 2 2 ) 2 1 ( 2 2 h l gt gt = + which is solved for , ) 2 1 ( 2 1 2 -= gt t h g l which is the same as the previous expression....

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- Algebra, The Times, complicated algebraic method