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A rectangle has sides of (2m – 1) & (2n – 1) units as shown in the figure composed of squares having edge length one unit then no. of rectangles which have odd unit length

Maths-General

  1. straight m squared times negative straight n squared    
  2. m(m + 1) n(n + 1)    
  3. 4 straight m plus straight n minus 2
       
  4. m2n2    

    Answer:The correct answer is: m2n2

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