FORMULAE ASSIGNMENT

  1. A metal bar has a length , a cm when its temperature is raised f 0C its new length , at cm is given by at where c is the coefficient of linear expansion. Find C if a = 87.40
  2. Trees are planted in a rectangular field measures 2 metres by metres. Each tree is allowed to occupy an area of 15m2. If there n trees. Complete the fomulae n= —-

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