crossnumber

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Across
  1. 2. A right angled triangle has shorter sides of 5,12,x. Find \(x\).
  2. 4. 2/(x−1) + 3/(x+4) = (ax+b)/(x²+cx−d). Find abcd.
  3. 5. Simplify: 250/(√51−7) − 250/(√51+7)
Down
  1. 1. Solve: 5/(x−1000) = 15/(x−12)
  2. 3. 84/(5−√11) = a + b√c. Find abc.